{"product_id":"osburn-3500-epa-certified-wood-burning-insert-with-blower","title":"Osburn 3500 EPA Certified Wood Burning Insert with Blower","description":"\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cspan\u003eThe Osburn 3500 EPA Certified Wood Burning Insert with Blower delivers powerful, efficient heating for larger homes and living spaces. Producing up to 110,000 BTU\/h, this high-efficiency wood fireplace insert heats areas ranging from 1,000 to 2,700 square feet. Its spacious 3.5 cubic foot firebox accommodates logs up to 22 inches long, providing ample capacity for extended heating. Featuring EPA 2020-certified non-catalytic combustion, the Osburn 3500 promotes cleaner burning and improved fuel efficiency. An included 144 CFM blower helps circulate warm air throughout the room, transforming an existing fireplace into a dependable home heating solution.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eBuilt for durability and lasting performance, the Osburn 3500 features a heavy-duty 3\/16-inch steel body and reinforced 5\/16-inch steel top. Its refractory brick-lined firebox improves heat retention and distribution, while the stainless-steel secondary air system and C-Cast baffle promote more complete combustion. The large ceramic glass viewing window, surrounded by a durable cast iron door frame, provides an inviting view of the flames. An integrated air-wash system helps minimize soot buildup on the glass, combining traditional wood-burning ambiance with modern heating efficiency.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eMeasuring 30.375\" W x 24.875\" H x 29\" D, the Osburn 3500 Wood Burning Insert requires a minimum fireplace opening of 31\" wide, 26.25\" high, and 18.375\" deep. It features a 6-inch flue outlet designed for connection to a compatible chimney liner, with a minimum chimney height of 15 feet. Certified to EPA 2020 emissions requirements and tested to applicable U.S. and Canadian safety standards, this large wood-burning fireplace insert combines exceptional heating capacity, durable construction, and efficient heat distribution for lasting comfort.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch3\u003eIncluded\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cspan\u003eOsburn 3500 Wood Burning Fireplace Insert\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eBlower (144 CFM)\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eOwner's Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cspan\u003eRequired Accessories\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cspan\u003eDoor Overlay\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eFaceplate\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eFaceplate Trims\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cspan\u003eOptional Accessories\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOffset Liner Adapter\u003c\/li\u003e\n  \u003cli\u003eRigid Firescreen\u003c\/li\u003e\n  \u003cli\u003e5\" Fresh Air Intake Kit\u003c\/li\u003e\n  \u003cli\u003eLiner Hook Up System\u003c\/li\u003e\n  \u003cli\u003e5\" x 4' Insulated Flex Pipe for Fresh Air Intake\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cspan\u003eRecommended heating area: 1,000 to 2,700 sq. ft.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eFirebox volume: 3.5 cu. ft.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eMaximum heat output (dry cordwood): 110,000 BTU\/h (32.2 kW)\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eMaximum log length: 22”\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eCombustion technology: Non-catalytic\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eDoor type: Single, glass with cast iron frame\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eGlass type: Ceramic glass\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eHigh-efficiency certified appliance EPA 2020 approved\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eLog positioning: Loading over width and over depth\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eGlass air-wash system\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eFirebox lined with refractory bricks for better heat distribution\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eStainless-steel secondary-air system improving gas combustion\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003ePremium quality blower included (144 CFM)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr data-order=\"0\" data-spec-id=\"Techno\"\u003e\n      \u003ctd\u003eCombustion technology\u003c\/td\u003e\n      \u003ctd\u003eNon-catalytic\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"26\" data-spec-id=\"EPA\"\u003e\n      \u003ctd\u003eHigh-efficiency certified appliance\u003c\/td\u003e\n      \u003ctd\u003eYes, EPA 2020 approved\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"33\" data-spec-id=\"LongBuci\"\u003e\n      \u003ctd\u003eMaximum log length\u003c\/td\u003e\n      \u003ctd\u003e22\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"34\" data-spec-id=\"PosBuch\"\u003e\n      \u003ctd\u003eLog positioning\u003c\/td\u003e\n      \u003ctd\u003eLoading over width and over depth\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"35\" data-spec-id=\"DiaChei\"\u003e\n      \u003ctd\u003eChimney diameter\u003c\/td\u003e\n      \u003ctd\u003e6\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"36\" data-spec-id=\"DiaEvaci\"\u003e\n      \u003ctd\u003eFlue outlet diameter\u003c\/td\u003e\n      \u003ctd\u003e6\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"38\" data-spec-id=\"TyChei\"\u003e\n      \u003ctd\u003eType of chimney\u003c\/td\u003e\n      \u003ctd\u003eLiner - ULC-S635, CAN\/ULC-S640, UL1777\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"39\" data-spec-id=\"Hchei\"\u003e\n      \u003ctd\u003eMinimum chimney height (feet)\u003c\/td\u003e\n      \u003ctd\u003e15'\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"40\" data-spec-id=\"Cfeu\"\u003e\n      \u003ctd\u003eBaffle type\u003c\/td\u003e\n      \u003ctd\u003eC-Cast or equivalent\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"42\" data-spec-id=\"MaiMob\"\u003e\n      \u003ctd\u003eApproved for a mobile home installation\u003c\/td\u003e\n      \u003ctd\u003eNo\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"43\" data-spec-id=\"Poidi\"\u003e\n      \u003ctd\u003eShipping Weight\u003c\/td\u003e\n      \u003ctd\u003e540 lb (245 kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"44\" data-spec-id=\"TyPorte\"\u003e\n      \u003ctd\u003eDoor type\u003c\/td\u003e\n      \u003ctd\u003eSingle, glass with cast iron frame\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"46\" data-spec-id=\"TyVitre\"\u003e\n      \u003ctd\u003eGlass type\u003c\/td\u003e\n      \u003ctd\u003eCeramic glass\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"47\" data-spec-id=\"SurfViti\"\u003e\n      \u003ctd\u003eGlass surface – dimensions (Width X Height)\u003c\/td\u003e\n      \u003ctd\u003e18 7\/8\" X 11 3\/4\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"48\" data-spec-id=\"AutoCle\"\u003e\n      \u003ctd\u003eGlass air-wash system\u003c\/td\u003e\n      \u003ctd\u003eYes\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"50\" data-spec-id=\"TyVent\"\u003e\n      \u003ctd\u003ePremium quality blower included (CFM)\u003c\/td\u003e\n      \u003ctd\u003e144\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"56\" data-spec-id=\"DimExHHi\"\u003e\n      \u003ctd\u003eOverall dimension (Height)\u003c\/td\u003e\n      \u003ctd\u003e24.875\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"57\" data-spec-id=\"DimExHLi\"\u003e\n      \u003ctd\u003eOverall dimension (Width)\u003c\/td\u003e\n      \u003ctd\u003e30.375\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"58\" data-spec-id=\"DimExHPi\"\u003e\n      \u003ctd\u003eOverall dimension (Depth)\u003c\/td\u003e\n      \u003ctd\u003e29\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"59\" data-spec-id=\"DimPorHi\"\u003e\n      \u003ctd\u003eDoor opening – dimension (Height)\u003c\/td\u003e\n      \u003ctd\u003e9 7\/8\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"60\" data-spec-id=\"DimPorLi\"\u003e\n      \u003ctd\u003eDoor opening - dimension (Width)\u003c\/td\u003e\n      \u003ctd\u003e19\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"61\" data-spec-id=\"DimComHi\"\u003e\n      \u003ctd\u003eFirebox – dimension (Height)\u003c\/td\u003e\n      \u003ctd\u003e12 7\/8\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"62\" data-spec-id=\"DimComLi\"\u003e\n      \u003ctd\u003eFirebox – dimension (Width)\u003c\/td\u003e\n      \u003ctd\u003e22 7\/8\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"63\" data-spec-id=\"DimComPi\"\u003e\n      \u003ctd\u003eFirebox – dimension (Depth)\u003c\/td\u003e\n      \u003ctd\u003e20 1\/8\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"64\" data-spec-id=\"BriRef\"\u003e\n      \u003ctd\u003eFirebox lined with refractory bricks for better heat distribution\u003c\/td\u003e\n      \u003ctd\u003eYes\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"66\" data-spec-id=\"SysAirSe\"\u003e\n      \u003ctd\u003eStainless-steel secondary-air system improving gas combustion\u003c\/td\u003e\n      \u003ctd\u003eYes\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"69\" data-spec-id=\"EpAciCi\"\u003e\n      \u003ctd\u003eSteel thickness – body\u003c\/td\u003e\n      \u003ctd\u003e3\/16\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"70\" data-spec-id=\"EpAciDi\"\u003e\n      \u003ctd\u003eSteel thickness – top\u003c\/td\u003e\n      \u003ctd\u003e5\/16\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"83\" data-spec-id=\"OuvAHi\"\u003e\n      \u003ctd\u003eFireplace opening – minimum (Height)\u003c\/td\u003e\n      \u003ctd\u003e26 1\/4\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"84\" data-spec-id=\"OuvALi\"\u003e\n      \u003ctd\u003eFireplace opening – minimum (Width)\u003c\/td\u003e\n      \u003ctd\u003e31\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"85\" data-spec-id=\"OuvAPi\"\u003e\n      \u003ctd\u003eFireplace opening – minimum (Depth)\u003c\/td\u003e\n      \u003ctd\u003e18 3\/8\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"126\" data-spec-id=\"NoEmUs\"\u003e\n      \u003ctd\u003eUSA standard (emissions)\u003c\/td\u003e\n      \u003ctd\u003eEPA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"127\" data-spec-id=\"NoEmCa\"\u003e\n      \u003ctd\u003eCanadian Standard (emissions)\u003c\/td\u003e\n      \u003ctd\u003eCSA B415.1-10\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"128\" data-spec-id=\"NoSeUs\"\u003e\n      \u003ctd\u003eUSA standard (safety)\u003c\/td\u003e\n      \u003ctd\u003eUL 1482, UL 737\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"129\" data-spec-id=\"NoSeCa\"\u003e\n      \u003ctd\u003eCanadian standard (safety)\u003c\/td\u003e\n      \u003ctd\u003eULC S628\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr data-order=\"130\" data-spec-id=\"TestPar\"\u003e\n      \u003ctd\u003eTested and listed as per applicable standards\u003c\/td\u003e\n      \u003ctd\u003eBy an accredited laboratory (CAN\/USA)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAppliance Performance\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd class=\"p-head-table-spec\"\u003eFuel type\u003c\/td\u003e\n      \u003ctd data-spec-id=\"TyComb\" colspan=\"2\"\u003eDry cordwood (16\" recommended)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd class=\"p-head-table-spec\"\u003eRecommended heating area-ft² \u003c\/td\u003e\n      \u003ctd data-spec-id=\"Surfi\" colspan=\"2\"\u003e1,000 - 2,700\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd class=\"p-head-table-spec\"\u003eOverall firebox volume-ft³\u003c\/td\u003e\n      \u003ctd data-spec-id=\"VolComi\" colspan=\"2\"\u003e3.5\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd class=\"p-head-table-spec\"\u003eEPA loading volume-ft³\u003c\/td\u003e\n      \u003ctd data-spec-id=\"LoadEPA\" colspan=\"2\"\u003e2.88\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd class=\"p-head-table-spec\"\u003eMaximum burn time\u003c\/td\u003e\n      \u003ctd data-spec-id=\"TempComb\" colspan=\"2\"\u003e10 h\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd class=\"p-head-table-spec\"\u003eMaximum heat output-dry cordwood \u003c\/td\u003e\n      \u003ctd data-spec-id=\"PWMaSoi\" colspan=\"2\"\u003e110,000 BTU\/h (32.2 kW)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd class=\"p-head-table-spec\"\u003eOverall heat output rate \u0026lt;\u003c\/td\u003e\n      \u003ctd data-spec-id=\"PwThMin,PwThMax\" colspan=\"2\"\u003e17,200 BTU\/h (5.0 kW) to 57,800 BTU\/h (16.9 kW)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd class=\"p-head-table-spec\"\u003eAverage overall efficiency (dry cordwood)\u003c\/td\u003e\n      \u003ctd data-spec-id=\"ReMoyGBmi\"\u003e71 % (HHV)\u003c\/td\u003e\n      \u003ctd data-spec-id=\"RenMoyGBi\"\u003e76 % (LHV)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd class=\"p-head-table-spec\"\u003eOptimum overall efficiency \u003c\/td\u003e\n      \u003ctd data-spec-id=\"EffOpti\" colspan=\"2\"\u003e77 %\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd class=\"p-head-table-spec\"\u003eOptimum heat transfer efficiency\u003c\/td\u003e\n      \u003ctd data-spec-id=\"RenOTCi\" colspan=\"2\"\u003e75 %\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd class=\"p-head-table-spec\"\u003eAverage particulate emissions rate\u003c\/td\u003e\n      \u003ctd data-spec-id=\"Emiss\" colspan=\"2\"\u003e1.6 g\/h\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd class=\"p-head-table-spec\"\u003eAverage CO \u003c\/td\u003e\n      \u003ctd data-spec-id=\"TauxCO\" colspan=\"2\"\u003e73 g\/h\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eClearance\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd colspan=\"3\"\u003e\n\u003cspan class=\"bold\"\u003eMinimum clearances to combustibles*\u003c\/span\u003e\u003cbr\u003e\u003cem\u003e(Data expressed in inches. 1 inch = 25.4 mm)\u003c\/em\u003e\n\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e \u003c\/td\u003e\n      \u003ctd align=\"center\"\u003eCanada\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003eUnited-States\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eClearance – top (measured from the platform on which the appliance is installed)**\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003e84\"\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003e84\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eClearance – combustible side mantle to unit\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003e9\"\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003e9\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eClearance – combustible top mantle to unit\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003e27\"\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003e27\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eClearance – combustible side wall to unit\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003e16\"\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003e16\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eClearance – minimum floor protection in front of the appliance\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003e18''\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003e16''\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eClearance - from the top of the unit to the shelf\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003e27\"\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eClearance – from the top of the insert to the shelf\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003e\u003c\/td\u003e\n      \u003ctd align=\"center\"\u003e27\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eTechnical Drawings \u0026amp; Dimensions\u003c\/h3\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/OB03510_Tech_Draw.webp?v=1793705773\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/OB03510_Tech_Draw_1.webp?v=1793705789\" alt=\"\"\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/ChatGPT_Image_Jun_18_2026_02_25_23_PM.png?v=1781771144\" alt=\"\" width=\"206\" height=\"206\"\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe warranty of the manufacturer extends only to the original retail purchaser and is not transferable. This warranty covers brand-new products only, which have not been altered, modified, or repaired since shipment from the factory. Proof of purchase (dated bill of sale), model name, and serial number must be supplied when making any warranty claim to your OSBURN dealer. This warranty applies to normal residential use only. This warranty is void if the unit is used to burn material other than cordwood (for which the unit is not certified by EPA) and void if not operated according to the owner's manual. Damages caused by misuse, abuse, improper installation, lack of maintenance, over-firing, negligence or accident during transportation, power failures, downdrafts, venting problems, or under-estimated heating areas are not covered by this warranty. The recommended heated area for a given appliance is defined by the manufacturer as its capacity to maintain a minimum acceptable temperature in the designated area in case of a power failure. \u003c\/p\u003e\n\n\u003cp\u003eThis warranty does not cover any scratch, corrosion, distortion, or discoloration. Any defect or damage caused by the use of unauthorized or other than original parts voids this warranty. An authorized qualified technician must perform the installation in accordance with the instructions supplied with this product and all local and national building codes. Any service call related to an improper installation is not covered by this warranty.\u003c\/p\u003e\n\n\u003ch3\u003eAbout The Manufacturer\u003c\/h3\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/osburn_logo.png?v=1792423802\" alt=\"\"\u003e\u003c\/p\u003e\n\n\u003cp\u003eOsburn is a Canadian hearth brand manufactured by Stove Builder International (SBI), a company specializing in residential heating appliances. Made in Québec, Osburn products reflect the region’s long experience with wood heating and cold-weather needs. The lineup includes wood stoves, fireplace inserts, wood fireplaces, cookstoves, and pellet stoves. Osburn designs appliances for a range of homes, with models offering different heating capacities, styles, and installation options. Many models use non-catalytic combustion technology to deliver efficient heat with reduced emissions. The company also develops heat-management solutions that can help distribute fireplace heat to other areas of the home. With a broad product range and Canadian manufacturing roots, Osburn brings together practical heating performance and considered design.\u003c\/p\u003e","brand":"Osburn","offers":[{"title":"Default Title","offer_id":53191442039071,"sku":"OB03510","price":3819.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/Osburn_3500_EPA_Certified_Wood_Burning_Insert_with_Blower.png?v=1793708319","url":"https:\/\/ridgeflame.com\/products\/osburn-3500-epa-certified-wood-burning-insert-with-blower","provider":"Ridge Flame","version":"1.0","type":"link"}