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var(--bright);outline-offset:-3px}.hflowmini .hflowmini-fig{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--edge);background:#fff}.hflowmini .hflowmini-fig img{width:100%;height:auto;display:block;border:0;border-radius:0;box-shadow:none;mix-blend-mode:multiply}.hflowmini .hflowmini-c\u003efigure{max-width:560px;margin-left:auto;margin-right:auto}.hflowmini .hflowmini-close p.hflowmini-eyebrow{font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;line-height:1.5}.hflowmini .hflowmini-stat3 a{color:var(--bright)}.hflowmini .hflowmini-faq summary h3{margin:0;font-size:inherit;font-weight:inherit;line-height:inherit;display:inline}.hflowmini .hflowmini-cmp thead a .hflowmini-cmp-here{color:var(--sub);font-weight:600;letter-spacing:.02em;text-transform:none}@media screen and (max-width:560px){.hflowmini .hflowmini-ladder.hflowmini-rooms td:last-child::before{content:\"Rated room:\\00a0\"}.hflowmini .hflowmini-ladder.hflowmini-out td:last-child::before{content:\"Output:\\00a0\"}}.hflowmini .hflowmini-tw + p,.hflowmini .hflowmini-tw + h3,.hflowmini .hflowmini-warn + p,.hflowmini .hflowmini-warn + h3,.hflowmini .hflowmini-more + p{margin-top:24px}\u003c\/style\u003e\n\u003cdiv class=\"hflowmini\"\u003e\n\u003csection id=\"overview\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cdetails class=\"hflowmini-disc\"\u003e\u003csummary\u003eJump to\u003cspan class=\"hflowmini-ct\"\u003e13 sections\u003c\/span\u003e\u003c\/summary\u003e\u003col\u003e\n\u003cli\u003e\u003ca href=\"#overview\"\u003eOverview\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#included\"\u003eWhat you also need\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#why\"\u003eWhy this one\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fit\"\u003eWill it fit\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#build\"\u003eBuild\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#firing\"\u003eFirewood and firing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#chimney\"\u003eChimney\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#approval\"\u003ePermits\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#install\"\u003eClearances\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#stones\"\u003eStone\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specs\"\u003eSpecifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eQuestions\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#order\"\u003eOrder\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\u003c\/details\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003eHIVE Flow Mini\u003c\/p\u003e\n    \u003ch2\u003eThe HUUM HIVE Flow Mini is a wood burning sauna stove for rooms of 212 to 494 cubic feet\u003c\/h2\u003e\n    \u003cp class=\"hflowmini-lead\"\u003eA HUUM stove built so most of the heat goes into the room instead of up the chimney.\u003c\/p\u003e\n    \u003cp\u003eIt burns split firewood and needs no electricity and no control. What it does need is a chimney your\n    building department will accept, 7 boxes of \u003ca href=\"\/products\/huum-sauna-stones-5-10-cm\"\u003esauna stone\u003c\/a\u003e and a\n    floor it can legally stand on. All three are covered below, in that order, because they decide whether\n    this stove suits your room before anything else does.\u003c\/p\u003e\n    \u003cdiv class=\"hflowmini-stat3\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"hflowmini-lbl\"\u003eThe room\u003c\/p\u003e\n        \u003cp class=\"hflowmini-big\"\u003e212 to 494 cu. ft.\u003c\/p\u003e\n        \u003cp\u003eLength by width by height, in feet. A room that leaks heat through uninsulated glass, tile or\n        concrete behaves like a bigger one, so size up rather than down.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"hflowmini-lbl\"\u003eFlue and chimney\u003c\/p\u003e\n        \u003cp class=\"hflowmini-big\"\u003e4.5 in collar, T450\u003c\/p\u003e\n        \u003cp\u003eHUUM asks for at least 16 square inches of cross section. In the US the\n        chimney also has to be a listed Class A Type HT system, which is a separate order.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"hflowmini-lbl\"\u003eThe rest of the order\u003c\/p\u003e\n        \u003cp class=\"hflowmini-big\"\u003e7 boxes of stone\u003c\/p\u003e\n        \u003cp\u003e231 pounds, not in the crate. There is no control to buy and nothing to wire.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"hflowmini-tinted\" id=\"included\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003eBefore the first fire\u003c\/p\u003e\n    \u003ch2\u003eWhat arrives with the HUUM HIVE Flow Mini, and what you still have to order\u003c\/h2\u003e\n    \u003cp\u003eA wood stove is the one sauna heater where the stove is the easy part. Three things are not in the\n    crate and all three are needed before you light it.\u003c\/p\u003e\n    \u003cdiv class=\"hflowmini-tw\"\u003e\u003ctable class=\"hflowmini-spec\"\u003e\n      \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eThis stove needs\u003c\/th\u003e\n\u003cth\u003eWhere it comes from\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n      \u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSauna stone\u003c\/th\u003e\n\u003ctd\u003e7 boxes, 231 lb\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"\/products\/huum-sauna-stones-5-10-cm\"\u003eHUUM sauna stones\u003c\/a\u003e, ordered with the stove\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChimney\u003c\/th\u003e\n\u003ctd\u003eListed Class A marked Type HT, at least 16 sq in, onto the 4.5 in collar\u003c\/td\u003e\n\u003ctd\u003eA local chimney professional. We send the requirements in writing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFloor protection\u003c\/th\u003e\n\u003ctd\u003eNon-combustible base, and a plate in front of the door\u003c\/td\u003e\n\u003ctd\u003eHUUM makes parts for this, quoted with the stove\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n    \u003cp\u003eHUUM also lists optional parts for this model: protective floor plate, protective bedding s, stone cage. Ask us to quote the lot on one\n    order so the pallet arrives complete.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"why\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003eHonestly\u003c\/p\u003e\n    \u003ch2\u003eWhy the HUUM HIVE Flow Mini and not a cheaper box stove\u003c\/h2\u003e\n    \u003cp\u003eThree things you are paying for. The stone is held in an open basket rather than behind a steel skin, so the steam comes off rock you can see. The door is glazed, which in a small room means the fire is part of the sitting. And HUUM measures this stove at 75.1 per cent gross efficiency against 67 on its own HIVE Wood range, which is why a smaller kW figure covers a larger room.\u003c\/p\u003e\n    \u003cp\u003eIf none of that matters to you, a welded box stove heats the same room for less money, and we sell\n    those too. Say so on the phone and we will point you at one. The\n    \u003ca href=\"\/pages\/sauna-heater-buyers-guide\"\u003esauna heater buyers guide\u003c\/a\u003e sets wood against electric properly, and the\n    \u003ca href=\"\/pages\/commercial-sales\"\u003ecommercial team\u003c\/a\u003e handles cabins and lodges where a fire is the point.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"hflowmini-tinted\" id=\"fit\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003eSizing\u003c\/p\u003e\n    \u003ch2\u003eWhich HUUM stove fits your sauna, and where the HIVE Flow Mini sits\u003c\/h2\u003e\n    \u003cp\u003eHUUM rates a wood stove by the volume of the room, not by a power figure you can meter.\n    Measure length by width by height in feet and compare the result with this table.\u003c\/p\u003e\n    \u003cdiv class=\"hflowmini-tw\"\u003e\u003ctable class=\"hflowmini-cmp\"\u003e\n      \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRoom\u003c\/th\u003e\n\u003cth\u003eStone\u003c\/th\u003e\n\u003cth\u003eChimney class\u003c\/th\u003e\n\u003cth\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n      \u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"hflowmini-kw\"\u003e\u003ca href=\"\/products\/huum-hive-wood-13\"\u003eHIVE Wood 13\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e212 to 459 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e6 boxes\u003c\/td\u003e\n\u003ctd\u003eT600\u003c\/td\u003e\n\u003ctd\u003eFed inside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hflowmini-kw\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17\"\u003eHIVE Wood 17\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e283 to 565 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e9 boxes\u003c\/td\u003e\n\u003ctd\u003eT600\u003c\/td\u003e\n\u003ctd\u003eFed inside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hflowmini-kw\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17-ls\"\u003eHIVE Wood 17 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e283 to 565 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e9 boxes\u003c\/td\u003e\n\u003ctd\u003eT600\u003c\/td\u003e\n\u003ctd\u003eFed through the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"hflowmini-on\"\u003e\n\u003ctd class=\"hflowmini-kw\"\u003eHIVE Flow Mini\u003c\/td\u003e\n\u003ctd\u003e212 to 494 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e7 boxes\u003c\/td\u003e\n\u003ctd\u003eT450\u003c\/td\u003e\n\u003ctd\u003eFed inside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hflowmini-kw\"\u003e\u003ca href=\"\/products\/huum-hive-flow\"\u003eHIVE Flow\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e282 to 635 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e10 boxes\u003c\/td\u003e\n\u003ctd\u003eT450\u003c\/td\u003e\n\u003ctd\u003eFed inside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hflowmini-kw\"\u003e\u003ca href=\"\/products\/huum-hive-flow-ls\"\u003eHIVE Flow LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e282 to 635 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e10 boxes\u003c\/td\u003e\n\u003ctd\u003eT450\u003c\/td\u003e\n\u003ctd\u003eFed through the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n    \u003cp class=\"hflowmini-note\"\u003eAn undersized stove is run hard to keep up and wears out early. An oversized\n    one scorches the room near the stove before the far bench is warm. Stay inside the range.\u003c\/p\u003e\n    \u003cp\u003eNot sure a wood stove is the right call? Our \u003ca href=\"\/pages\/sauna-heater-buyers-guide\"\u003esauna heater buyers\n    guide\u003c\/a\u003e sets wood against electric, and every \u003ca href=\"\/collections\/sauna-heaters\"\u003esauna heater\u003c\/a\u003e we carry\n    is in one place. These stoves suit a \u003ca href=\"\/collections\/traditional-saunas\"\u003etraditional sauna\u003c\/a\u003e room.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"build\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003eBuild\u003c\/p\u003e\n    \u003ch2\u003eHow the HUUM HIVE Flow Mini is built\u003c\/h2\u003e\n    \u003ch3\u003eWhere the heat goes\u003c\/h3\u003e\n\u003cp\u003eHUUM measures the HIVE Flow Mini at 75.1 per cent gross efficiency, which is its way of saying how much of what the firewood releases ends up in the room instead of the chimney. Average flue gas temperature at nominal output is 606 F. It is also why the kW figure on this stove is not comparable with the 13 and 17 kW on the HIVE Wood range: those are rated by heat released, this one by heat delivered, which is how a smaller number covers a larger room.\u003c\/p\u003e\n\u003ch3\u003eThe glass\u003c\/h3\u003e\n\u003cp\u003eThe door is glazed, so the fire is part of the room rather than something happening behind a plate. Two things come with that. A smoldering load sooots the glass quickly, so burn dry wood hot. And HUUM's manual is explicit that tempered door glass is not under warranty and that water must not be splashed onto hot glass.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"hflowmini-tinted\" id=\"firing\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003eRunning it\u003c\/p\u003e\n    \u003ch2\u003eHow much firewood the HUUM HIVE Flow Mini burns, and what fits in it\u003c\/h2\u003e\n    \u003cp\u003eHUUM prints the numbers rather than leaving the owner to guess, and on a wood stove they are the\n    difference between a long life and a warped firebox.\u003c\/p\u003e\n    \u003cdiv class=\"hflowmini-tw\"\u003e\u003ctable class=\"hflowmini-spec\"\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum log length\u003c\/th\u003e\n\u003ctd\u003e12 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRecommended log length\u003c\/th\u003e\n\u003ctd\u003e12 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLighting load, maximum\u003c\/th\u003e\n\u003ctd\u003e8 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMinimum burn time for that load\u003c\/th\u003e\n\u003ctd\u003e65 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFirst reload, maximum\u003c\/th\u003e\n\u003ctd\u003e4 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMinimum burn time after the first reload\u003c\/th\u003e\n\u003ctd\u003e35 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSecond reload, maximum\u003c\/th\u003e\n\u003ctd\u003e3 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel per hour, maximum\u003c\/th\u003e\n\u003ctd\u003e8 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n    \u003cp\u003eUS firewood is normally sold cut to 16 inches, which this stove takes, though HUUM recommends 12 inch splits. At the maximum rate it burns about 8 pounds an hour, so a heat up plus a two hour session is somewhere near 25 pounds of wood.\u003c\/p\u003e\n    \u003cp\u003e\u003cb\u003eIf the surface of the stove turns red it is overheating.\u003c\/b\u003e HUUM's instruction is to close the air valve at the bottom of the stove at once. Keep the ash drawer shut while the stove is burning: an open or missing drawer is one of the ways these stoves are overfired, along with too much draught, wood that is too thin or too dry, and reloading early. Deformation from overheating is not a warranty matter.\u003c\/p\u003e\n    \u003cp\u003eHeating time depends on the insulation, the room size and the output of the stove, which is HUUM's\n    own answer and the honest one. No maker in this category publishes a tested heat up time.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"video\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003eWatch\u003c\/p\u003e\n    \u003cdiv class=\"hflowmini-vidrow\"\u003e\n      \u003cdiv class=\"hflowmini-vid\"\u003e\u003ciframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/sYdRdUnveD4\" title=\"Setting up a HIVE Flow, HUUM\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n      \u003cdiv class=\"hflowmini-vidbody\"\u003e\n        \u003ch2\u003eSetting up a HIVE Flow\u003c\/h2\u003e\n        \u003cp class=\"hflowmini-lead\"\u003eUnpacking, positioning and laying the stone, filmed by HUUM.\u003c\/p\u003e\n        \u003cp\u003eThe film is HUUM's. It shows the stove, not the chimney: the flue is the part your\n        installer sizes to your building, and it is worth agreeing before the stove arrives.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"chimney\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003eThe part people underestimate\u003c\/p\u003e\n    \u003ch2\u003eWhat chimney the HUUM HIVE Flow Mini needs, and why we do not sell you one\u003c\/h2\u003e\n    \u003cp\u003eHUUM asks for a chimney rated T450 with a cross section of at least\n    16 square inches, connected to a 4.5 inch collar, and says only flue pipe\n    your local fire and safety regulations accept may be used.\u003c\/p\u003e\n    \u003cp\u003eThe flue can leave from the top or from the back. For a back connection the bolted chimney leg and the cover plate change places, and two ribs are cut to the chimney diameter and held with the metal fixing plates in the package.\u003c\/p\u003e\n    \u003cp\u003eIn the United States that last line has a specific meaning. NFPA 211 and the residential code require a\n    factory built chimney on a wood burning appliance to be listed to UL 103 and physically marked Type HT, and\n    an unlisted metal chimney is not permitted in a one or two family dwelling at all. HUUM builds four\n    stainless chimney sets and they carry European certification, not that listing, so we do not sell them\n    with these stoves.\u003c\/p\u003e\n    \u003cp\u003eWe also will not sell you an adapter and a length of listed pipe and call it a system. The join between\n    a 4.5 inch European collar and 6 inch American pipe is made by an adapter that no chimney\n    manufacturer lists, and no Class A maker builds one at that size. Specifying that joint for you is the one\n    thing worse than specifying nothing.\u003c\/p\u003e\n    \u003cp\u003e\u003cb\u003eWhat we do instead.\u003c\/b\u003e Ask us and we will send you the chimney requirements for this stove in\n    writing: the collar size, the temperature class, the minimum cross section, the clearance and termination\n    rules your installer works to, and the questions to put to your building department. You hand that to a\n    chimney professional, who sizes and installs a listed system for your building and stands behind it. That\n    is how the only US listed sauna stove maker handles it too.\u003c\/p\u003e\n    \u003cp class=\"hflowmini-note\"\u003eCall us on (888) 500-5675 before you buy any chimney part. It is half the job and the half\n    that decides whether the install passes.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"hflowmini-tinted\" id=\"approval\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003ePermits and inspection\u003c\/p\u003e\n    \u003ch2\u003eIs the HUUM HIVE Flow Mini UL listed?\u003c\/h2\u003e\n    \u003cp\u003eNo. It is certified to EN 15821, with a CPR certificate and German BImSchV stage 2, which are European standards.\u003c\/p\u003e\n    \u003cp\u003e\u003cb\u003eThere is no UL, ULC or CSA listing for any HUUM wood stove.\u003c\/b\u003e HUUM's own US manual puts the\n    decision with your local authority: Use only flue pipe approved by the local fire and safety regulations, and coordinate the installation with the local government and rescue board in advance.\u003c\/p\u003e\n    \u003cp\u003eTwo things follow from that, and you want both answered before you order rather than at inspection.\n    NFPA 211 gives an unlisted solid fuel room heater a standard clearance of 36\n    inches above, in front, behind and at the sides, and allows a manufacturer's smaller distances only for\n    an appliance that is listed. And the chimney itself has to be a listed Class A system marked Type HT.\u003c\/p\u003e\n    \u003cp\u003eSo call your building department and ask two questions. Does a solid fuel sauna stove need a permit\n    here, and will they inspect it against the chimney and HUUM's published clearances, or do they require a\n    listed appliance. Where a listing is required, this stove will not pass.\u003c\/p\u003e\n    \u003cp\u003eWe would rather lose the sale than have you find that out with the stove on the pallet. Call us on\n    (888) 500-5675 and we will tell you what buyers in your state have run into.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"install\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003eClearances\u003c\/p\u003e\n    \u003ch2\u003eHUUM HIVE Flow Mini clearances to walls, ceiling and floor\u003c\/h2\u003e\n    \u003cp\u003eThese are HUUM's distances to combustible material, from the manual's own table. Read them with the\n    permits section above: a US authority may hold an unlisted stove to NFPA 211's\n    36 inches instead.\u003c\/p\u003e\n    \u003cdiv class=\"hflowmini-tw\"\u003e\u003ctable class=\"hflowmini-spec\"\u003e\n\u003ctr\u003e\n\u003cth\u003eTo combustible material at each side and the back\u003c\/th\u003e\n\u003ctd\u003e6 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIn front of the door\u003c\/th\u003e\n\u003ctd\u003e20 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWall to wall across the stove\u003c\/th\u003e\n\u003ctd\u003e30 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAbove the stove\u003c\/th\u003e\n\u003ctd\u003e40 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTo a non-combustible wall\u003c\/th\u003e\n\u003ctd\u003e2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFloor plate in front of the door\u003c\/th\u003e\n\u003ctd\u003e15.75 in forward, 4 in past each side of the opening\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n    \u003cp\u003eA single non-combustible screen halves the distance to the walls and a double screen takes it down by up to three quarters. The ceiling is different: a single screen reduces that distance by 25 per cent at most, and a double screen is never used at the ceiling. Leave at least 1 3\/16 inches of air behind a screen and at least 2 inches between the screen and the stove, and measure the distance to the flammable material rather than to the screen.\u003c\/p\u003e\n    \u003cp\u003eThe stove stands on non-combustible flooring. Over a combustible floor a thermal plate or another non-combustible layer is mandatory, with at least 1 3\/16 inches of ventilation gap under it, and the plate in front of the door has its near edge turned up so embers cannot roll underneath.\u003c\/p\u003e\n    \u003cp\u003eIn a niche of non-combustible material, leave at least 4 inches around the stove for air to move.\n    Check the local rules before you reduce anything.\u003c\/p\u003e\n    \u003cp class=\"hflowmini-note\"\u003eNo electrical equipment or wiring belongs inside the safety area, and the connection to the chimney is a job for a certified installer. Both are HUUM's instructions, not ours.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"hflowmini-tinted\" id=\"stones\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003eStone\u003c\/p\u003e\n    \u003ch2\u003eThe HUUM HIVE Flow Mini takes 7 boxes of sauna stone\u003c\/h2\u003e\n    \u003cp\u003e231 pounds of it, and it is not in the crate. The manual prints a stone size of 2 to 6 inches and recommends HUUM's own stone. Wash it before laying and keep it off the body of the stove.\u003c\/p\u003e\n    \u003cp\u003eThe stone our distributor specifies for this stove is the 2 to 4 inch box, and it is the stone we\n    sell: \u003ca href=\"\/products\/huum-sauna-stones-5-10-cm\"\u003eHUUM sauna stones\u003c\/a\u003e, ordered by the box with the stove.\u003c\/p\u003e\n    \u003cp\u003eHUUM asks for a check once a year, and expects a partial or full replacement about every two years. Stone breaks down with heat and water, and a bed that has collapsed into gravel chokes the\n    airflow the fire depends on.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"crate\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003eDelivery\u003c\/p\u003e\n    \u003ch2\u003eHUUM HIVE Flow Mini freight delivery and what ships separately\u003c\/h2\u003e\n    \u003cp\u003eAbout 119 pounds as supplied, on a pallet by freight. Two people move it, and it is far easier to\n    carry in before the stone goes on.\u003c\/p\u003e\n    \u003cp\u003eIn the crate: the stove, the grate, the ash grate and ash drawer, two cleaning hatches, two fixing plates, a glove, splints and the manual.\u003c\/p\u003e\n    \u003cp\u003eSeparately, and often on a different day: the stone, the chimney parts and any accessories. See our\n    \u003ca href=\"\/pages\/huum-shipping-policy\"\u003eHUUM shipping policy\u003c\/a\u003e, the \u003ca href=\"\/pages\/huum-return-policy\"\u003ereturn policy\u003c\/a\u003e and the\n    \u003ca href=\"\/pages\/huum-warranty-policy\"\u003ewarranty terms\u003c\/a\u003e.\u003c\/p\u003e\n    \u003cp class=\"hflowmini-note\"\u003eBurn the stove once outdoors before it goes in the room if you can. The paint cures on\n    the first firing and smells while it does.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"hflowmini-tinted\" id=\"specs\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003eReference\u003c\/p\u003e\n    \u003ch2\u003eHUUM HIVE Flow Mini specifications\u003c\/h2\u003e\n    \u003cdiv class=\"hflowmini-tw\"\u003e\u003ctable class=\"hflowmini-spec\"\u003e\n\u003ccaption\u003eFrom the HIVE Flow user manual H1015L03 v5 (US), with the supplied weight from the\n      distributor\u003c\/caption\u003e\n\u003ctr\u003e\n\u003cth\u003eRoom volume\u003c\/th\u003e\n\u003ctd\u003e212 to 494 cu. ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStone\u003c\/th\u003e\n\u003ctd\u003e7 boxes, 231 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFlue collar\u003c\/th\u003e\n\u003ctd\u003e4.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChimney temperature class\u003c\/th\u003e\n\u003ctd\u003eT450 (a European class, not a UL listing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMinimum chimney cross section\u003c\/th\u003e\n\u003ctd\u003e16 sq in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight as supplied\u003c\/th\u003e\n\u003ctd\u003e119 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eClearance to combustible material\u003c\/th\u003e\n\u003ctd\u003e6 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eClearance above\u003c\/th\u003e\n\u003ctd\u003e40 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel\u003c\/th\u003e\n\u003ctd\u003eSplit firewood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLoading\u003c\/th\u003e\n\u003ctd\u003eInside the sauna room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal heating capacity\u003c\/th\u003e\n\u003ctd\u003e8.5 kW, rated by heat delivered to the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGross efficiency\u003c\/th\u003e\n\u003ctd\u003e75.1 per cent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight, width, depth\u003c\/th\u003e\n\u003ctd\u003e35 by 18 by 19 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n    \u003cdiv class=\"hflowmini-tw\"\u003e\u003ctable class=\"hflowmini-spec\"\u003e\n\u003ccaption\u003ePart number, certification and warranty\u003c\/caption\u003e\n\u003ctr\u003e\n\u003cth\u003ePart number\u003c\/th\u003e\n\u003ctd\u003eH1017012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGTIN\u003c\/th\u003e\n\u003ctd\u003e4745090275308\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertification\u003c\/th\u003e\n\u003ctd\u003eEN 15821 (CPR certificate) and BImSchV stage 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNorth American listing\u003c\/th\u003e\n\u003ctd\u003eNone. See the permits section above\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptional HUUM accessories\u003c\/th\u003e\n\u003ctd\u003eProtective floor plate, Protective Bedding S, stone cage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003eHUUM limited warranty, 3 years private use and 1 year commercial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"compare\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003eAlternatives\u003c\/p\u003e\n    \u003ch2\u003eThe HUUM HIVE Flow Mini against the rest of the HUUM stove range\u003c\/h2\u003e\n    \u003cdiv class=\"hflowmini-tw\"\u003e\u003ctable class=\"hflowmini-cmp\"\u003e\n      \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRoom\u003c\/th\u003e\n\u003cth\u003eStone\u003c\/th\u003e\n\u003cth\u003eChimney\u003c\/th\u003e\n\u003cth\u003eEfficiency\u003c\/th\u003e\n\u003cth\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n      \u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"hflowmini-kw\"\u003e\u003ca href=\"\/products\/huum-hive-wood-13\"\u003eHIVE Wood 13\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e212 to 459 cu ft\u003c\/td\u003e\n\u003ctd\u003e6 boxes\u003c\/td\u003e\n\u003ctd\u003eT600\u003c\/td\u003e\n\u003ctd\u003e67 per cent\u003c\/td\u003e\n\u003ctd\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hflowmini-kw\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17\"\u003eHIVE Wood 17\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e283 to 565 cu ft\u003c\/td\u003e\n\u003ctd\u003e9 boxes\u003c\/td\u003e\n\u003ctd\u003eT600\u003c\/td\u003e\n\u003ctd\u003e66 per cent\u003c\/td\u003e\n\u003ctd\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hflowmini-kw\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17-ls\"\u003eHIVE Wood 17 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e283 to 565 cu ft\u003c\/td\u003e\n\u003ctd\u003e9 boxes\u003c\/td\u003e\n\u003ctd\u003eT600\u003c\/td\u003e\n\u003ctd\u003e66 per cent\u003c\/td\u003e\n\u003ctd\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"hflowmini-on\"\u003e\n\u003ctd class=\"hflowmini-kw\"\u003eHIVE Flow Mini\u003c\/td\u003e\n\u003ctd\u003e212 to 494 cu ft\u003c\/td\u003e\n\u003ctd\u003e7 boxes\u003c\/td\u003e\n\u003ctd\u003eT450\u003c\/td\u003e\n\u003ctd\u003e75.1 per cent\u003c\/td\u003e\n\u003ctd\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hflowmini-kw\"\u003e\u003ca href=\"\/products\/huum-hive-flow\"\u003eHIVE Flow\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e282 to 635 cu ft\u003c\/td\u003e\n\u003ctd\u003e10 boxes\u003c\/td\u003e\n\u003ctd\u003eT450\u003c\/td\u003e\n\u003ctd\u003e74.9 per cent\u003c\/td\u003e\n\u003ctd\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hflowmini-kw\"\u003e\u003ca href=\"\/products\/huum-hive-flow-ls\"\u003eHIVE Flow LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e282 to 635 cu ft\u003c\/td\u003e\n\u003ctd\u003e10 boxes\u003c\/td\u003e\n\u003ctd\u003eT450\u003c\/td\u003e\n\u003ctd\u003e74.9 per cent\u003c\/td\u003e\n\u003ctd\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n    \u003cp\u003eThe HIVE Flow stoves hold more stone, run at a higher measured efficiency and take a glazed door. The\n    HIVE Wood stoves are the simpler build and ask for a hotter chimney class, T600 against T450. Browse the\n    rest at \u003ca href=\"\/collections\/wood-burning-sauna-stoves\"\u003ewood burning sauna stoves\u003c\/a\u003e, the whole \u003ca href=\"\/collections\/huum\"\u003eHUUM range\u003c\/a\u003e,\n    or \u003ca href=\"\/collections\/electric-sauna-heaters\"\u003eelectric sauna heaters\u003c\/a\u003e if the fire is not the point for you.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"hflowmini-tinted\" id=\"faq\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cp class=\"hflowmini-eyebrow\"\u003eQuestions\u003c\/p\u003e\n    \u003ch2\u003eHUUM HIVE Flow Mini questions buyers ask before ordering\u003c\/h2\u003e\n    \u003cdiv class=\"hflowmini-faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eIs the HUUM HIVE Flow Mini UL listed?\u003c\/summary\u003e\u003cp\u003eNo. It carries European certification only, EN 15821 plus BImSchV stage 2, and there is no UL, ULC or CSA listing for any HUUM wood stove. Ask your building department how they inspect a solid fuel sauna stove before you order: NFPA 211 gives an unlisted stove a standard 36 inch clearance on every side, and a listed appliance is what allows a manufacturer's smaller distances to be used instead.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes it come with a chimney?\u003c\/summary\u003e\u003cp\u003eNo, and we do not sell one with it. The collar is 4.5 inches and HUUM asks for T450, but in a US dwelling the chimney itself has to be listed to UL 103 and marked Type HT, which HUUM's own sets are not. Ask us and we will send the requirements in writing for your chimney professional to work from.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes it come with stone?\u003c\/summary\u003e\u003cp\u003eNo. It takes 7 boxes, 231 pounds, ordered separately and ideally on the same order so it arrives together.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat firewood fits?\u003c\/summary\u003e\u003cp\u003eLogs up to 12 inches, with 12 inch splits recommended. US cordwood is normally cut to 16 inches, which this stove takes.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes it need electricity?\u003c\/summary\u003e\u003cp\u003eNo. There is nothing to wire and no control to buy.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow big a room will it heat?\u003c\/summary\u003e\u003cp\u003eHUUM rates it for 212 to 494 cubic feet. Measure length by width by height in feet, and treat uninsulated glass, tile or concrete as though the room were larger.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow far from the wall does it have to stand?\u003c\/summary\u003e\u003cp\u003eHUUM's own table gives 6 inches to combustible material and 40 inches above the stove. A non-combustible screen reduces the wall distances, by half with a single screen and by up to three quarters with a double one. Your local authority decides whether those distances may be used at all on a stove that is not listed.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs there a version loaded from outside the sauna?\u003c\/summary\u003e\u003cp\u003eYes. The HIVE Flow Mini LS is the same stove with the firebox extended through the wall, so wood goes in from the next room. See the \u003ca href=\"\/products\/huum-hive-flow-mini-ls\"\u003eHIVE Flow Mini LS\u003c\/a\u003e.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eCan it go on a wooden floor?\u003c\/summary\u003e\u003cp\u003eOnly over a thermal plate or another non-combustible layer, with a ventilation gap under it, and a plate in front of the door with its near edge turned up so embers cannot roll underneath.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eShould I buy this or an electric heater?\u003c\/summary\u003e\u003cp\u003eAn electric heater comes up to temperature on a timer. This stove needs lighting, tending and a fire every time, and a chimney that satisfies your inspector. People who want that hour choose wood. If you do not, our \u003ca href=\"\/collections\/electric-sauna-heaters\"\u003eelectric sauna heaters\u003c\/a\u003e start from the same sizing question.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"order\"\u003e\n  \u003cdiv class=\"hflowmini-c\"\u003e\n    \u003cdiv class=\"hflowmini-close\"\u003e\n      \u003cimg class=\"hflowmini-av\" src=\"https:\/\/recoveryroomdirect.com\/cdn\/shop\/files\/recovery_room_direct_specialist_customer_service.png?v=178611576\u0026amp;width=128\" alt=\"Recovery Room Direct sauna specialist\" width=\"64\" height=\"64\"\u003e\n      \u003cdiv\u003e\n        \u003ch2\u003eOrdering the HUUM HIVE Flow Mini\u003c\/h2\u003e\n        \u003cp\u003eTell us how the chimney leaves the building and what your inspector expects, and we will tell you\n        whether this stove suits the room before you spend anything. We will quote the stone and the floor\n        protection with it, and send the chimney requirements in writing for your installer.\n        Call (888) 500-5675.\u003c\/p\u003e\n        \u003cp\u003e\u003ca class=\"hflowmini-btn\" href=\"\/collections\/wood-burning-sauna-stoves\"\u003eSee every wood burning sauna stove\u003c\/a\u003e\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"HUUM","offers":[{"title":"Default Title","offer_id":53528014913903,"sku":"H1017012","price":2898.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0965\/0674\/1103\/files\/huum-hive-flow-mini-studio-front.jpg?v=1790322583","url":"https:\/\/recoveryroomdirect.com\/products\/huum-hive-flow-mini","provider":"Recovery Room Direct","version":"1.0","type":"link"}