Flagro Indirect Fired Oil Heater FVO-400RCBT Applications
- Large construction sites and winter jobsite heating
- Industrial facilities, warehouses, and manufacturing plants
- Event tents and temporary enclosed structures
- Remote or off-grid locations requiring extended runtime
- Disaster relief and emergency heating deployments
Flagro Indirect Fired Oil Heater FVO-400RCBT Specifications
| Heating Capacity | Up to 390,000 BTU/H |
|---|---|
| Fuel Type | Oil (Diesel/Kerosene Compatible) |
| Fuel Tank Capacity | 118 US Gallons |
| Run Time | Up to 44 Hours |
| Fuel Consumption | 2.75 GPH |
| Power Requirements | 115V / 15 AMPS (10.5 AMP Draw) |
| Fan Motor / Airflow | 1 HP / 4,000 CFM |
| Heat Exchanger | 16 Gauge Fully Welded 304 Stainless Steel |
| Ignition | Direct Spark |
| Nozzle Size / Pump Pressure | 2.00 x 60B / 170 PSI |
| Air Outlet | Standard: Single 16" Outlet (Optional: Dual 12" or Single 20") |
| Air Inlet | Single 16" |
| Ducting Capability | Up to 150 ft |
| Dimensions | 71" × 33" × 73" |
| Weight | 850 lbs |
| Base | Skid Base |
| Approvals | cETLus |
| Outlet Ducting | 12" or 16" Options (Various Lengths) |
| Return Ducting | 16" Options Available |
| Remote Thermostat | FV-THB |
Flagro Indirect Fired Oil Heater FVO-400RCBT Performance & Construction
- Indirect fired heating system delivers clean, breathable air by completely separating combustion gases from the heated airflow.
- Recirculating hood design improves heating efficiency and reduces fuel consumption by reusing heated interior air.
- Proven Riello burner technology with nozzle pre-heater ensures reliable cold weather start-up and consistent combustion.
- Updated low temperature fuel pump maintains dependable fuel delivery in extreme operating conditions.
- Welded 304 stainless steel heat exchanger provides exceptional 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 runs up to 150 feet for flexible and efficient heat distribution.
- Smart power indicator control with volt meter ensures proper electrical supply and safe operation.
- Tiger-loop fuel system eliminates air locks and improves fuel efficiency for consistent heater performance.
- 118 US gallon built-in fuel tank enables extended runtime up to 44 hours without refueling.
- Heavy-duty skid base design provides stability and durability for industrial and jobsite use.
Why Choose the Flagro Indirect Fired Oil Heater FVO-400RCBT
- 390,000 BTU output for large-scale heating applications.
- Extended runtime with integrated 118-gallon fuel tank.
- Clean, indirect-fired heat safe for enclosed environments.
- Advanced fuel system with Tiger-loop technology for reliability.
- High airflow and long ducting capability for maximum coverage.






