Category: Heaters


Indirect Fired Heater

Flagro Indirect Fired Heaters - 750 Series


FV 750 Indirect Fired Heater

Powerful, flexible and dependable heat for any job


FV 750 Indirect Fired Heaters use Reillo burners for all three fuel types - oil, propane and natural gas. VFD control helps regulate fan speed at start up and shut down, as well as providing motor overload protection and voltage management. The reverse inclined blower allows for outlet ducting over 100 ft. Pressurized design provides even airflow from both duct outlets.

Oil units come with a Tiger Loop fuel draw and priming system standard.

The FV 750 provides a 130 F temperature rise at 7,000 cfm. Return air duct inlet allows for recirculation of warm inside air.

Features include insulated powder coated exterior panels and fully welded frame; integrated fork lift pockets and lift points, easy access burner, fuel lines and electrical controls.

FV 750 is approved for indoor and outdoor installations.

  • Standard 230 Volt/1 PH or 230 Volt / 3PH
  • VFD (variable-frequency drive) for soft start
  • Skid base
  • 4 sided fork pockets
  • 7,000 CFM



FVO-750 Operating Instructions Manual

FV-750 Parts List

F-20 Oil Fired Burner Parts Diagram

FVO-750 Wiring Diagram (ver 1.03)

Part # FVO-750

Type Indirect Fired Heaters
Heat Capacity 750,000 BTU/H
LP/NG Hose Assembly
Fuel Capacity / Run Time 5.2 GAL/HR
Fuel Type Oil
Power Requirements 1 Phase 208-230V (18 AMP Draw)
Fan Motor / Air Circulation 7.5 H.P. / 7000 CFM
Fan Control VFD Standard
Heat Exchanger 16 Ga 304 Stainless Steel
Ignition Direct Spark
Nozzle Size / Pump Pressure 4.50 x 60W/ 160PSI
Standard Air Outlet 2 x 16" Dia
Optional Air Outlet N/A
Air Inlet 2 x 16" Dia
Wheels Skid Base
Wheels Kit
Dimensions / Weight 98" x 36" x 61" / 1400 LBS.
Approvals cETLus
Standard Outlet Ducting FV-HDG16 (16" x 25')
Optional Outlet Ducting N/A
Return/Intake Ducting FV-HDV16 (16" x 25')
Thermostat Control
Remote Thermostat FV-THB
Option FVO-TLS Tigerloop System
Vented Regulator
Ventless Regulator
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