{"product_id":"williams-comfort-products-3501521a-hearth-heater-propane-top-vent-vent-type-gravity","title":"Williams Comfort Products 3501521A – Hearth Heater, Propane, Top Vent Type, Gravity Convection","description":"\u003cdiv class=\"nbs-product-description\"\u003e\n\u003cp class=\"nbs-intro\"\u003eNational Boiler Supply supplies the Williams Comfort Products 3501521A Hearth Heater to contractors, facility teams, and purchasing departments. Get fast dispatch, contractor-ready quotes, and order desk support at 850-565-3492.\u003c\/p\u003e\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cp\u003eProduct Type Free-Standing Vented Gas Floor Heater, Fuel Type Propane, Cabinet Style Solid Face, Heating Capacity Input 35,000 BtuH, Heating Capacity Output 25,000 BtuH, Vent Diameter 4 in, Overall Height 28 7\/8 in, Overall Width 25 in, Overall Depth 15 1\/8 in, Safety Features Vent Limit Switch, Connection Size 1\/2 in, Connection Type NPT, Floor to Center of Vent 21 3\/8 in, Heating Area 875 sq ft, Heating Method Gravity Convection, Housing Color Black, Housing Finish Powder Coated.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv class=\"nbs-spec-wrap\" style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;\"\u003e\u003ctable class=\"nbs-spec-table\" style=\"width:100%;max-width:100%;border-collapse:collapse;font-size:0.95em;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;padding:8px 10px;border:1px solid #d9dee5;background:#f4f6f9;width:38%;\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"padding:8px 10px;border:1px solid #d9dee5;\"\u003eWilliams Comfort Products\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;padding:8px 10px;border:1px solid #d9dee5;background:#f4f6f9;width:38%;\"\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd style=\"padding:8px 10px;border:1px solid #d9dee5;\"\u003e3501521A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"nbs-b2b-callout\" style=\"border-left:4px solid #1F3A5F;background:#f4f6f9;padding:12px 16px;margin:18px 0 0;\"\u003e\n\u003cp style=\"margin:0 0 6px;\"\u003e\u003cstrong\u003eOEM Part Verification:\u003c\/strong\u003e Confirm Williams Comfort Products part number 3501521A against your equipment nameplate or parts list before ordering. Our order desk can cross-check it for you.\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eOrder Desk Support:\u003c\/strong\u003e Call \u003ca href=\"tel:+18505653492\"\u003e850-565-3492\u003c\/a\u003e for formal quotes, lead times, and volume pricing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"WILLIAMS COMFORT PRODUCTS","offers":[{"title":"Default Title","offer_id":43255349543006,"sku":"3501521A","price":1336.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z0u46wocpEx_6984d9f4-84d3-4ac8-b12c-e19189aa3c2c.jpg?v=1794534141","url":"https:\/\/nationalboilersupply.com\/products\/williams-comfort-products-3501521a-hearth-heater-propane-top-vent-vent-type-gravity","provider":"National Boiler Supply","version":"1.0","type":"link"}