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Vendor: HeatStar
HeatStar Indirect Fired Heater | HSP70ID | 70K BTU/hr | Kerosene/Diesel/Oil/Jet Fuel
Regular price $2,899.00 -
Vendor: HeatStar
HeatStar Indirect Fired Heater | HSP500ID-A | 400K/500K BTU/hr | Kerosene/Diesel/Oil/Jet Fuel
Regular price $10,450.00 -
Vendor: HeatStar
HeatStar Indirect Fired Heater | HSP400ID-G | 400K BTU/hr | Natural/Propane
Regular price $9,100.00 -
Vendor: HeatStar
HeatStar Indirect Fired Heater | HSP300ID | 285K BTU/hr | Kerosene/Diesel/Oil/Jet Fuel
Regular price $5,800.00 -
Vendor: HeatStar
HeatStar Indirect Fired Heater | HSP200ID | 180K BTU/hr | Kerosene/Diesel/Oil/Jet Fuel
Regular price $4,924.00 -
Vendor: HeatStar
HeatStar Indirect Fired Heater | HSP100ID | 122K BTU/hr | Kerosene/Diesel/Oil/Jet Fuel
Regular price $4,022.00 -
Vendor: HeatStar
HeatStar Indirect Fired Heater | HS2000ID | 219K BTU/hr | Kerosene/Diesel/Oil/Jet Fuel
Regular price $5,500.00 -
Vendor: HeatStar
HeatStar Indirect Fired Heater | HS1000ID | 113K BTU/hr | Kerosene/Diesel/Oil/Jet Fuel
Regular price $3,599.00 -
Vendor: HeatStar
HeatStar Direct Fired Heater | HS6000DF | 600K BTU/hr | Kerosene/Diesel/Oil/Jet Fuel
Regular price $5,245.00 -
Vendor: HeatStar
HeatStar Direct Fired Heater | HS4000NG/LP | 400K BTU/hr | Propane/Natural
Regular price $5,899.00 -
Vendor: HeatStar
HeatStar Direct Fired Heater | HS3500DF | 360K BTU/hr | Kerosene/Diesel/Oil/Jet Fuel
Regular price $4,356.00
| Feature | 🔥 Direct-Fired High BTU, fast heat |
🌬️ Indirect-Fired Controlled, clean heat |
🏠 Forced-Air Box Moderate heat, indoor-friendly |
|---|---|---|---|
| Heat Output | 🔥 Extremely high, rapid warm-up | 🌬️ High, steady, controlled heat | 🏠 Moderate, evenly distributed heat |
| Air Quality | ⚠ Combustion gases mixed with heat | ✅ Clean, breathable air | ✅ Generally clean when ventilated |
| Ventilation Required | 🚨 Heavy ventilation required (outdoors preferred) | ⬆ Exhaust vented outside | ↔ Light ventilation recommended |
| Fuel Types | 🛢 Diesel, Kerosene, Propane, Natural Gas | 🛢 Diesel, Kerosene, Propane, Natural Gas | 🔥 Propane, Natural Gas |
| Typical Use Location | 🏗 Open jobsites, large ventilated areas | 🏭 Enclosed or occupied spaces, indoor-friendly | 🔧 Workshops, garages, small indoor areas |
| Primary Advantage | 💪 Maximum heat output, fastest warm-up | 🧠 Safe, clean heat for occupied areas | 📦 Simple, compact, easy to use indoors |
| Recommended For You If… | ✔ Need high heat fast ✔ Space is open or ventilated ✔ Efficiency per BTU matters |
✔ People occupy the space ✔ Air quality is important ✔ Safety is a priority |
✔ Small to medium spaces ✔ Indoor-friendly ✔ Easy, plug-and-play heat |
Quick tip: For indoor or occupied spaces, Indirect-Fired or Forced-Air Box heaters are typically the safest choice. Direct-Fired heaters are best for open or well-ventilated environments.