Construction Heater – Diesel 350,000 BTU Indirect
Frost Fighter – IDF 350 Diesel Heater
High-Performance Heat. Clean Air Delivery. Built for Heavy-Duty Jobsite Demands.
The Frost Fighter IDF 350 is a rugged, high-capacity indirect-fired diesel heater engineered for safe, clean, and efficient heat delivery in large enclosed or semi-enclosed spaces. With 350,000 BTU/hr of heating power and 2,500 CFM of airflow, this unit provides dependable warmth while keeping exhaust gases and fumes outside the workspace. Built for extreme conditions, it’s a trusted choice across construction, oilfield, event, and industrial applications.
Key Specifications & Features
| Feature | Specification / Description |
|---|---|
| Model | Frost Fighter IDF 350 |
| Heat Capacity | 350,000 BTU/hr |
| Air Flow | 2,500 CFM |
| Fuel Type | Diesel, No. 1 or No. 2 fuel oil |
| Fuel Tank Capacity | 160 L (42 gal) |
| Run Time | Up to 10 hours on a full tank |
| Max Duct Temperature | 290°F (143°C) |
| Motor Power | 0.5 hp |
| Power Requirements | 115 V, 15.0 A, 60 Hz |
| Clearance to Combustibles | Front: 10 ft / Sides: 2 ft / Rear: 4 ft / Ceiling: 2 ft |
| Dimensions (L × W × H) | 78.0 × 30.0 × 56.0 in (1,981 × 762 × 1,422 mm) |
| Weight (Empty) | 580 lb (263 kg) |
| Weight (Loaded) | 1,425 lb (647 kg) |
| Air Distribution | Dual 12″ outlet ducts or single 16″ flexible duct |
| Ignition System | Electronic spark ignition |
| Safety Features | Overheat protection, flame-out sensor, low-fuel shutdown |
| Chassis | Heavy-duty steel construction with forklift pockets and lifting hooks |
