{"product_id":"osburn-3500-fireplace-insert","title":"Osburn 3500-I Wood-Burning Fireplace Insert for Large Spaces | OB03510","description":"\u003ch1\u003eOsburn 3500-I Wood-Burning Fireplace Insert – OB03510\u003c\/h1\u003e\n\u003ch2\u003ePowerful, High-Efficiency Wood Heating for Large Living Spaces 🔥\u003c\/h2\u003e\n\u003cp\u003eUpgrade your home heating with the Osburn 3500-I wood-burning fireplace insert, engineered for powerful performance, clean combustion, and long burn times.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eHeats 1,000 – 2,700 sq ft effectively\u003c\/li\u003e\n\u003cli\u003ePowerful 110,000 BTU maximum heat output\u003c\/li\u003e\n\u003cli\u003eEPA 2020 certified high-efficiency wood insert\u003c\/li\u003e\n\u003cli\u003eLarge viewing glass with an elegant cast iron door\u003c\/li\u003e\n\u003cli\u003eIncludes a premium blower for improved heat circulation\u003c\/li\u003e\n\u003cli\u003eLong 10-hour burn time\u003c\/li\u003e\n\u003cli\u003eHeavy-duty steel firebox built for durability\u003c\/li\u003e\n\u003cli\u003eCustomizable with optional door overlays and faceplates\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Important Installation Warning:\u003c\/strong\u003e\u003cbr\u003eWood-burning inserts must be installed only in an existing masonry fireplace and never in a wooden or combustible structure.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003ch4\u003eHigh-Efficiency EPA Certified Heating\u003c\/h4\u003e\n\u003cp\u003eThe Osburn 3500-I wood fireplace insert is EPA 2020 certified and engineered for clean combustion. Its advanced non-catalytic system delivers powerful heat while reducing emissions and maximizing fuel efficiency.\u003c\/p\u003e\n\u003ch4\u003eLarge Heating Capacity for Bigger Homes\u003c\/h4\u003e\n\u003cp\u003eDesigned for large living areas, this high-performance wood insert heats between 1,000 and 2,700 square feet, making it ideal for open floor plans, basements, and main living areas.\u003c\/p\u003e\n\u003ch4\u003ePowerful 110,000 BTU Heat Output\u003c\/h4\u003e\n\u003cp\u003eWith a maximum output of 110,000 BTUs, the Osburn 3500-I provides reliable warmth during the coldest months while maintaining steady, comfortable indoor temperatures.\u003c\/p\u003e\n\u003ch4\u003eLong Burn Times\u003c\/h4\u003e\n\u003cp\u003eA large 3.5 cubic foot firebox allows for extended burn cycles of up to 10 hours, reducing the need for frequent reloading and providing overnight heating performance.\u003c\/p\u003e\n\u003ch4\u003eAdvanced Secondary Combustion System\u003c\/h4\u003e\n\u003cp\u003eA stainless steel secondary-air system re-burns gases and smoke in the firebox, improving efficiency, producing a cleaner burn, and reducing creosote buildup.\u003c\/p\u003e\n\u003ch4\u003eLarge Ceramic Glass Viewing Area\u003c\/h4\u003e\n\u003cp\u003eEnjoy a beautiful view of the flames through the large ceramic glass window, which features a built-in air-wash system to help keep the glass clean.\u003c\/p\u003e\n\u003ch4\u003ePremium Blower Included\u003c\/h4\u003e\n\u003cp\u003eThe built-in 144 CFM blower improves heat distribution throughout the room, helping the fireplace insert warm your space faster and more evenly.\u003c\/p\u003e\n\u003ch4\u003eDurable Steel Construction\u003c\/h4\u003e\n\u003cp\u003eConstructed with heavy 3\/16\" steel and a reinforced top plate, this wood-burning insert is built for long-term reliability and demanding heating conditions.\u003c\/p\u003e\n\u003ch4\u003eCustomizable Appearance\u003c\/h4\u003e\n\u003cp\u003ePersonalize the look of your fireplace insert with optional:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDoor overlays\u003c\/li\u003e\n\u003cli\u003eDecorative trims\u003c\/li\u003e\n\u003cli\u003eMedium or large faceplate surrounds (Required)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis allows the insert to blend seamlessly into both modern and traditional interiors.\u003c\/p\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ch4\u003eAppliance Performance\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuel Type\u003c\/td\u003e\n\u003ctd\u003eDry cordwood (16\" recommended)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeating Area\u003c\/td\u003e\n\u003ctd\u003e1,000 – 2,700 sq ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Heat Output\u003c\/td\u003e\n\u003ctd\u003e110,000 BTU\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBurn Time\u003c\/td\u003e\n\u003ctd\u003eUp to 10 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFirebox Volume\u003c\/td\u003e\n\u003ctd\u003e3.5 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEPA Loading Volume\u003c\/td\u003e\n\u003ctd\u003e2.88 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Heat Output Range\u003c\/td\u003e\n\u003ctd\u003e17,200 – 57,800 BTU\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAverage Efficiency (HHV)\u003c\/td\u003e\n\u003ctd\u003e71%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAverage Efficiency (LHV)\u003c\/td\u003e\n\u003ctd\u003e76%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptimum Efficiency\u003c\/td\u003e\n\u003ctd\u003e77%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptimum Heat Transfer Efficiency\u003c\/td\u003e\n\u003ctd\u003e75%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAverage Emissions\u003c\/td\u003e\n\u003ctd\u003e1.6 g\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAverage CO\u003c\/td\u003e\n\u003ctd\u003e73 g\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eGeneral Information\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCombustion Technology\u003c\/td\u003e\n\u003ctd\u003eNon-Catalytic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEPA Certification\u003c\/td\u003e\n\u003ctd\u003eEPA 2020 Approved\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Log Length\u003c\/td\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLog Orientation\u003c\/td\u003e\n\u003ctd\u003eWidth or depth loading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChimney Diameter\u003c\/td\u003e\n\u003ctd\u003e6\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlue Outlet\u003c\/td\u003e\n\u003ctd\u003e6\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Chimney Height\u003c\/td\u003e\n\u003ctd\u003e15 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaffle Type\u003c\/td\u003e\n\u003ctd\u003eC-Cast\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlower\u003c\/td\u003e\n\u003ctd\u003eIncluded – 144 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDoor Type\u003c\/td\u003e\n\u003ctd\u003eSingle cast iron frame with ceramic glass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlass Size\u003c\/td\u003e\n\u003ctd\u003e18 7\/8\" W × 11 3\/4\" H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFirebox Lining\u003c\/td\u003e\n\u003ctd\u003eRefractory brick\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Air System\u003c\/td\u003e\n\u003ctd\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e540 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eLimited Lifetime\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eVenting Requirements\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eRequirement\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eVent Type\u003c\/td\u003e\n\u003ctd\u003eStainless Steel Chimney Liner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLiner Standards\u003c\/td\u003e\n\u003ctd\u003eULC-S635, CAN\/ULC-S640, UL 1777\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlue Diameter\u003c\/td\u003e\n\u003ctd\u003e6 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChimney Diameter\u003c\/td\u003e\n\u003ctd\u003e6 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Chimney Height\u003c\/td\u003e\n\u003ctd\u003e15 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Type\u003c\/td\u003e\n\u003ctd\u003eExisting Masonry Fireplace Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003eAppliance Dimensions\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eMeasurement\u003c\/th\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Height\u003c\/td\u003e\n\u003ctd\u003e24 7\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Width\u003c\/td\u003e\n\u003ctd\u003e30 3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Depth\u003c\/td\u003e\n\u003ctd\u003e29\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDoor Opening\u003c\/td\u003e\n\u003ctd\u003e9 7\/8\" H × 19\" W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFirebox Height\u003c\/td\u003e\n\u003ctd\u003e12 7\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFirebox Width\u003c\/td\u003e\n\u003ctd\u003e22 7\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFirebox Depth\u003c\/td\u003e\n\u003ctd\u003e20 1\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eRequired Surround\/Faceplate Dimensions\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eOption\u003c\/th\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMedium Faceplate\u003c\/td\u003e\n\u003ctd\u003e44\"\u003c\/td\u003e\n\u003ctd\u003e32\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLarge Faceplate\u003c\/td\u003e\n\u003ctd\u003e50\"\u003c\/td\u003e\n\u003ctd\u003e32\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003eMinimum Fireplace Opening\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eRequirement\u003c\/th\u003e\n\u003cth\u003eMeasurement\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e26 1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e31\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd\u003e18 3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eClearances to Combustibles\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eClearance\u003c\/th\u003e\n\u003cth\u003eDistance\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSide Mantel\u003c\/td\u003e\n\u003ctd\u003e9\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTop Mantel\u003c\/td\u003e\n\u003ctd\u003e27\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSide Wall\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTop of Unit\u003c\/td\u003e\n\u003ctd\u003e84\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShelf Clearance\u003c\/td\u003e\n\u003ctd\u003e27\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eCertifications \u0026amp; Standards\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eStandard\u003c\/th\u003e\n\u003cth\u003eCertification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmissions\u003c\/td\u003e\n\u003ctd\u003eEPA \/ CSA B415.1-10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety (USA)\u003c\/td\u003e\n\u003ctd\u003eUL 1482, UL 737\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety (Canada)\u003c\/td\u003e\n\u003ctd\u003eULC S628\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTested By\u003c\/td\u003e\n\u003ctd\u003eAccredited Laboratory (CAN \/ USA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe appliance is safety-tested and certified according to North American standards.\u003c\/p\u003e\n\u003ch3\u003eSafety Notice\u003c\/h3\u003e\n\u003ch4 style=\"text-align: center;\"\u003e⚠️ Installation Warning\u003c\/h4\u003e\n\u003cp\u003eWood-burning fireplace inserts must be installed:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInside an existing masonry fireplace\u003c\/li\u003e\n\u003cli\u003eWith an approved chimney liner\u003c\/li\u003e\n\u003cli\u003eAccording to local building codes and manufacturer instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eImproper installation can pose fire hazards, cause property damage, and\/or result in loss of life.\u003c\/p\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003ch4\u003eWarranty Coverage – Osburn Wood Stoves \u0026amp; Inserts\u003c\/h4\u003e\n\u003cp\u003eOsburn wood-burning appliances are backed by a \u003cstrong\u003elimited lifetime manufacturer’s warranty\u003c\/strong\u003e that covers specific components for varying durations. Coverage applies to the original purchaser and is subject to proper installation and use per the owner’s manual.\u003c\/p\u003e\n\u003ch4\u003eWarranty Coverage:\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eComponent \/ Description\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eParts Coverage\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eLabor Coverage\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCombustion chamber (welds only) and cast-iron door frame\u003c\/td\u003e\n\u003ctd\u003eLifetime*\u003c\/td\u003e\n\u003ctd\u003e5 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCeramic glass**, plating (manufacturing defect**), convector air-mate\u003c\/td\u003e\n\u003ctd\u003eLifetime*\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurrounds, heat shields, ash drawer, steel legs, pedestal, trims (aluminum extrusions), vermiculite, C-Cast or equivalent baffle**, secondary air tubes**, removable stainless steel combustion chamber, deflectors, and supports\u003c\/td\u003e\n\u003ctd\u003e7 years*\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHandle assembly, glass retainers, and air control mechanism\u003c\/td\u003e\n\u003ctd\u003e5 years\u003c\/td\u003e\n\u003ctd\u003e3 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRemovable carbon steel combustion chamber components\u003c\/td\u003e\n\u003ctd\u003e5 years\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard and optional blower, heat sensors, switches, rheostat, wiring, and electronics\u003c\/td\u003e\n\u003ctd\u003e2 years\u003c\/td\u003e\n\u003ctd\u003e1 year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePaint (peeling**), gaskets, insulation, ceramic fiber blankets, refractory bricks (fireplace only*) and other options\u003c\/td\u003e\n\u003ctd\u003e1 year\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAll replacement parts supplied under warranty\u003c\/td\u003e\n\u003ctd\u003e90 days\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eImportant Warranty Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eLifetime coverage is limited to one replacement.\u003c\/li\u003e\n\u003cli\u003ePhoto documentation may be required to validate claims.\u003c\/li\u003e\n\u003cli\u003eWarranty applies to manufacturing defects only.\u003c\/li\u003e\n\u003cli\u003eDamage caused by improper installation, misuse, abuse, over-firing, or failure to follow installation instructions is not covered.\u003c\/li\u003e\n\u003cli\u003eLabor coverage applies only where explicitly stated.\u003c\/li\u003e\n\u003cli\u003eWarranty terms are subject to the manufacturer’s full warranty policy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat This Means for Homeowners\u003c\/h4\u003e\n\u003cp\u003eOsburn’s warranty reflects long-term confidence in the structural components that matter most—while clearly defining wear items and electronics that naturally experience use-related aging.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFor full warranty eligibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstallation must comply with the owner’s manual\u003c\/li\u003e\n\u003cli\u003eAppliance must be operated using approved fuels\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance must be performed as recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAbout the Manufacturer\u003c\/h3\u003e\n\u003ch4\u003eWho Is Osburn?\u003c\/h4\u003e\n\u003cp\u003eOsburn is a Canadian manufacturer specializing in high-efficiency wood stoves and zero-clearance wood fireplaces designed for real-world home heating. The brand is widely recognized in North America for producing EPA-certified wood-burning appliances that combine strong heat output, clean combustion, and durable construction.\u003c\/p\u003e\n\u003cp\u003eFounded in Québec, Canada, Osburn has built its reputation around performance-driven wood heating, offering products capable of heating entire homes while meeting modern emissions and safety standards.\u003c\/p\u003e\n\u003ch4\u003eWhat Is Osburn Known For?\u003c\/h4\u003e\n\u003cp\u003eOsburn is best known for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWood stoves \u0026amp; inserts with high BTU output\u003c\/li\u003e\n\u003cli\u003eEPA 2020–certified wood-burning technology\u003c\/li\u003e\n\u003cli\u003eNon-catalytic combustion systems that simplify operation\u003c\/li\u003e\n\u003cli\u003eLarge fireboxes and extended burn times\u003c\/li\u003e\n\u003cli\u003eCanadian manufacturing and engineering standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOsburn stoves \u0026amp; inserts are designed to deliver both ambiance and functional heat, making them suitable for homeowners seeking a real wood fire that also contributes meaningful warmth.\u003c\/p\u003e\n\u003ch4\u003eWhere Are Osburn Wood Stoves Made?\u003c\/h4\u003e\n\u003cp\u003eOsburn fireplaces and wood stoves are designed and manufactured in Canada. The brand operates under Stove Builder International (SBI), one of North America’s largest and most established hearth appliance manufacturers.\u003c\/p\u003e\n\u003cp\u003eThis manufacturing structure allows Osburn to maintain:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConsistent quality control\u003c\/li\u003e\n\u003cli\u003eIn-house testing and certification\u003c\/li\u003e\n\u003cli\u003eLong-term parts availability\u003c\/li\u003e\n\u003cli\u003eProven reliability across product lines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eAre Osburn Products EPA Certified?\u003c\/h4\u003e\n\u003cp\u003eYes. Osburn fireplaces and stoves meet EPA 2020 emissions standards, making them compliant for installation in the United States. These certifications ensure:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLower particulate emissions\u003c\/li\u003e\n\u003cli\u003eImproved fuel efficiency\u003c\/li\u003e\n\u003cli\u003eCleaner-burning fires compared to older wood fireplaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMany Osburn models are also certified to UL and ULC safety standards for use in both the U.S. and Canada.\u003c\/p\u003e\n\u003ch4\u003eCan Osburn Fireplaces Be Used for Heating a Home?\u003c\/h4\u003e\n\u003cp\u003eYes. Many Osburn wood stoves can heat 750 to over 2,000 square feet, depending on the model, home layout, and installation. While often installed for ambiance, Osburn stoves are frequently used as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrimary heat sources in open-concept homes\u003c\/li\u003e\n\u003cli\u003eSupplemental heating systems to reduce reliance on fossil fuels\u003c\/li\u003e\n\u003cli\u003eEmergency heat during power outages\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eOsburn’s Design Philosophy: Beyond Fire\u003c\/h4\u003e\n\u003cp\u003eOsburn describes its approach as “Beyond Fire”—a focus on preserving the authenticity of a real wood fire while reimagining it for modern homes. This philosophy emphasizes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEfficient combustion\u003c\/li\u003e\n\u003cli\u003eClean-burning technology\u003c\/li\u003e\n\u003cli\u003eDurable materials\u003c\/li\u003e\n\u003cli\u003eContemporary styling that fits today’s interiors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe result is a fireplace that delivers more than just appearance—it delivers dependable heat.\u003c\/p\u003e\n\u003ch4\u003eWhy Homeowners Choose Osburn\u003c\/h4\u003e\n\u003cp\u003eHomeowners choose Osburn fireplaces because they offer:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCanadian-made quality\u003c\/li\u003e\n\u003cli\u003eHigh heat output with clean emissions\u003c\/li\u003e\n\u003cli\u003eEPA 2020 compliance\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eLarge glass viewing areas\u003c\/li\u003e\n\u003cli\u003eLong-term manufacturer support\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Osburn","offers":[{"title":"Black Door Overlay \/ Medium Faceplate (32\"x44\") \/ Black Trim","offer_id":51986838651156,"sku":"OB03510 \/ OA10032 \/ OA10125 \/ OA10163","price":4279.0,"currency_code":"USD","in_stock":true},{"title":"Black Door Overlay \/ Medium Faceplate (32\"x44\") \/ Brushed Nickel","offer_id":51986838716692,"sku":"OB03510 \/ OA10032 \/ OA10126 \/ OA10163","price":4279.0,"currency_code":"USD","in_stock":true},{"title":"Black Door Overlay \/ Large Faceplate (32\" x 50\") \/ Black Trim","offer_id":51986838913300,"sku":"OB03510 \/ OA10033 \/ OA10128 \/ OA10163","price":4279.0,"currency_code":"USD","in_stock":true},{"title":"Black Door Overlay \/ Large Faceplate (32\" x 50\") \/ Brushed Nickel","offer_id":51986838978836,"sku":"OB03510 \/ OA10033 \/ OA10129 \/ OA10163","price":4279.0,"currency_code":"USD","in_stock":true},{"title":"Brushed Nickel Door Overlay \/ Medium Faceplate (32\"x44\") \/ Black Trim","offer_id":51986838683924,"sku":"OB03510 \/ OA10032 \/ OA10125 \/ OA10164","price":4499.0,"currency_code":"USD","in_stock":true},{"title":"Brushed Nickel Door Overlay \/ Medium Faceplate (32\"x44\") \/ Brushed Nickel","offer_id":51986838749460,"sku":"OB03510 \/ OA10032 \/ OA10126 \/ OA10164","price":4499.0,"currency_code":"USD","in_stock":true},{"title":"Brushed Nickel Door Overlay \/ Large Faceplate (32\" x 50\") \/ Black Trim","offer_id":51986838946068,"sku":"OB03510 \/ OA10033 \/ OA10128 \/ OA10164","price":4499.0,"currency_code":"USD","in_stock":true},{"title":"Brushed Nickel Door Overlay \/ Large Faceplate (32\" x 50\") \/ Brushed Nickel","offer_id":51986839011604,"sku":"OB03510 \/ OA10033 \/ OA10129 \/ OA10164","price":4499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0809\/9381\/2756\/files\/Osburn_3500_Wood-Burning_Fireplace_Insert_with_Black_Door_Overlay_and_Black_Surround_Trim.webp?v=1772387030","url":"https:\/\/cozyglowstoves.com\/products\/osburn-3500-fireplace-insert","provider":"Cozy Glow Stoves","version":"1.0","type":"link"}