Flagro Indirect Fired Oil Heater FVO-400RC Applications
- Large construction sites and winter jobsite heating
- Warehouses, factories, and industrial facilities
- Event tents and temporary structures
- Enclosed environments requiring clean, fume-free heated air
- Disaster relief and emergency heating deployments
Flagro Indirect Fired Oil Heater FVO-400RC Specifications
| Heating Capacity | Up to 390,000 BTU/H |
|---|---|
| Fuel Type | Oil (Diesel/Kerosene Compatible) |
| Fuel Tank Capacity / Run Time | 42 US Gallons / Up to 14 Hours |
| Power Requirements | 115V / 15 AMPS (10.5 AMP Draw) |
| Fan Motor / Airflow | 1 HP / 4,000 CFM |
| Heat Exchanger | 16 Gauge 304 Stainless Steel |
| Ignition | Direct Spark |
| Nozzle Size / Pump Pressure | 2.00 x 60B / 170 PSI |
| Air Outlet | 2 × 12" Dia. or 1 × 16" Dia. |
| Air Inlet | 1 × 16" Dia. |
| Ducting Capability | Up to 150 ft |
| Dimensions | 70" × 29" × 54" |
| Weight | 450 lbs |
| Wheels | 2 × 16" High Density Flat-Free Wheels |
| Approvals | cETLus |
| Outlet Ducting | 12" × 12FT or 16" × 25FT Options |
| Return Ducting | 16" × 25FT |
| Remote Thermostat | FV-THB |
| Optional System | FVO-TLS – Tigerloop System |
Flagro Indirect Fired Oil Heater FVO-400RC Performance & Construction
- Indirect fired heating system delivers clean, breathable air by fully separating combustion gases from the heated airflow.
- Recirculating hood design improves thermal efficiency by reusing heated interior air for faster temperature recovery.
- Proven Riello burner technology with integrated nozzle pre-heater ensures reliable cold weather start-up and efficient combustion.
- Updated low-temperature fuel pump maintains consistent fuel delivery in extreme operating conditions.
- Welded 304 stainless steel heat exchanger provides superior durability and corrosion resistance for long service life.
- High-performance backward incline blower delivers 4,000 CFM airflow with ultra-quiet operation and low amperage draw.
- Extended ducting capability supports duct runs up to 150 feet for flexible heat distribution.
- Smart power indicator control verifies proper electrical supply for safe and reliable operation.
- Built-in fuel tank allows extended run time without external fuel systems.
- High-density flat-free wheels ensure easy transport across rugged jobsite terrain.
Why Choose the Flagro Indirect Fired Oil Heater FVO-400RC
- Up to 390,000 BTU for high-capacity heating performance.
- Clean, indirect-fired heat safe for enclosed environments.
- Recirculating system improves efficiency and reduces fuel consumption.
- Long ducting capability for large and complex heating layouts.
- Durable, jobsite-ready construction with built-in fuel tank.






