{"product_id":"heatstar-direct-fired-heater-hs3500df-360k-btu-hr-kerosene-diesel-oil-jet-fuel","title":"HeatStar Direct Fired Portable Heater | HS3500DF | 360K BTU\/hr | Kerosene\/Diesel\/Oil\/Jet Fuel","description":"\u003ch2\u003eHeatStar Direct Fired Heater — 360,000 BTU\/hr | Multi-Fuel | 120V\u003c\/h2\u003e\n\u003c!-- Rental \/ Contractor Badge Row --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0; font-size: 13px;\"\u003e\n\u003cspan style=\"background: #f4f6f8; padding: 6px 10px; border-radius: 20px;\"\u003e🏗 Contractor Grade\u003c\/span\u003e \u003cspan style=\"background: #f4f6f8; padding: 6px 10px; border-radius: 20px;\"\u003e🏢 Rental Fleet Ready\u003c\/span\u003e \u003cspan style=\"background: #f4f6f8; padding: 6px 10px; border-radius: 20px;\"\u003e🔥 High-Output Jobsite Heat\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c!-- Safety Warning Callout --\u003e\n\u003cdiv style=\"border-left: 5px solid #d32f2f; background: #fff4f4; padding: 16px; margin: 18px 0; border-radius: 6px;\"\u003e\n\u003cp style=\"margin: 0; font-size: 15px;\"\u003e\u003cstrong\u003e⚠️ IMPORTANT SAFETY NOTICE:\u003c\/strong\u003e\u003cbr\u003eThis is a \u003cstrong\u003edirect fired heater\u003c\/strong\u003e. Combustion byproducts are released into the heated air. \u003cstrong\u003eFor outdoor or well-ventilated indoor use only.\u003c\/strong\u003e Not approved for occupied enclosed spaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Power \/ Electrical Callout --\u003e\n\u003cp style=\"font-size: 16px;\"\u003e⚡ \u003cstrong\u003ePower Requirement:\u003c\/strong\u003e 120V \/ Single Phase — Standard Outlet (Optional remote thermostat)\u003c\/p\u003e\n\u003c!-- Short High-Impact Intro --\u003e\n\u003cp style=\"font-size: 18px; max-width: 720px;\"\u003eThe \u003cstrong\u003eHeatStar HS3500DF Direct Fired Heater\u003c\/strong\u003e delivers massive 360,000 BTU\/hr heat output for large-scale jobsite and industrial heating. Designed for contractors and rental fleets, this heavy-duty heater provides fast, high-volume heat for construction, equipment thawing, and temporary heating applications where speed and power matter most.\u003c\/p\u003e\n\u003c!-- Quick-Scan Feature Icons --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 14px; margin: 16px 0; font-size: 14px;\"\u003e\n\u003cspan\u003e🔥 360,000 BTU\/hr Output\u003c\/span\u003e \u003cspan\u003e🏗 Heats Up to 9,400 Sq. Ft.\u003c\/span\u003e \u003cspan\u003e⛽ Multi-Fuel Compatible\u003c\/span\u003e \u003cspan\u003e🌀 1,795 CFM Airflow\u003c\/span\u003e \u003cspan\u003e🛞 Heavy-Duty Wheeled Design\u003c\/span\u003e \u003cspan\u003e🧯 CSA Certified Safety Systems\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c!-- Performance \u0026 Use Case --\u003e\n\u003ch3\u003eHigh-Output Jobsite Heating for Large, Open Environments\u003c\/h3\u003e\n\u003cp\u003eThe HS3500DF is engineered for demanding heating applications where large volumes of air must be heated quickly. Delivering nearly \u003cstrong\u003e1,800 CFM\u003c\/strong\u003e, this direct fired heater is ideal for construction sites, warehouses, hangars, and industrial spaces requiring rapid temperature recovery.\u003c\/p\u003e\n\u003c!-- Why Contractors \u0026 Facilities Choose It --\u003e\n\u003ch3\u003eWhy Choose the HeatStar HS3500DF\u003c\/h3\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-top: 20px;\"\u003e\n\u003cdiv style=\"border: 1px solid #eee; padding: 20px; border-radius: 10px;\"\u003e\n\u003ch4 style=\"margin-top: 0;\"\u003e🔥 Powerful Heating Performance\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e360,000 BTU\/hr high-output heating\u003c\/li\u003e\n\u003cli\u003eHeats areas up to 9,400 sq. ft.\u003c\/li\u003e\n\u003cli\u003eHigh static pressure airflow for large spaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #eee; padding: 20px; border-radius: 10px;\"\u003e\n\u003ch4 style=\"margin-top: 0;\"\u003e⛽ Fuel Flexibility\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRuns on kerosene, diesel, fuel oil, and Jet A\u003c\/li\u003e\n\u003cli\u003e27.7-gallon fuel tank for extended runtime\u003c\/li\u003e\n\u003cli\u003eUp to 9 hours of operation per fill\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #eee; padding: 20px; border-radius: 10px;\"\u003e\n\u003ch4 style=\"margin-top: 0;\"\u003e🛠 Jobsite-Ready Construction\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eStainless steel combustion chamber\u003c\/li\u003e\n\u003cli\u003eDouble-skinned insulated housing\u003c\/li\u003e\n\u003cli\u003eSolid rubber wheels for mobility\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Ideal Applications --\u003e\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-top: 20px;\"\u003e\n\u003cdiv style=\"border: 1px solid #eee; padding: 20px; border-radius: 10px;\"\u003e\n\u003ch4\u003e🚧 Construction \u0026amp; Concrete Curing\u003c\/h4\u003e\n\u003cp\u003eFast, high-volume heat for active jobsites, concrete curing, and cold-weather construction.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #eee; padding: 20px; border-radius: 10px;\"\u003e\n\u003ch4\u003e🏭 Industrial \u0026amp; Warehousing\u003c\/h4\u003e\n\u003cp\u003eTemporary heat for loading bays, warehouses, and manufacturing facilities with ventilation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #eee; padding: 20px; border-radius: 10px;\"\u003e\n\u003ch4\u003e✈️ Aircraft Hangars \u0026amp; Equipment Thawing\u003c\/h4\u003e\n\u003cp\u003eHigh-output heating for large open structures and frozen equipment recovery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Specifications --\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 16px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeat Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e360,000 BTU\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eCoverage Area\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 9,400 Sq. Ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAirflow\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1,795 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFuel Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKerosene, #1 \u0026amp; #2 Diesel, Fuel Oil, Jet A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFuel Tank Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e27.7 Gallons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eElectrical\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120V \/ 60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (L×W×H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21.5\" × 54.5\" × 38\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eUnit Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e198 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1-Year Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"HeatStar","offers":[{"title":"Default Title","offer_id":49872433086619,"sku":"GWG311218","price":4356.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0791\/9022\/9147\/files\/Heater.jpg?v=1792532161","url":"https:\/\/katoolgear.shop\/products\/heatstar-direct-fired-heater-hs3500df-360k-btu-hr-kerosene-diesel-oil-jet-fuel","provider":"Katool and Gear","version":"1.0","type":"link"}