400,000 BTU Indirect Fired (Natural Gas or Propane) Heater - Series Page

  • 400,000 BTU Indirect Fired (Natural Gas or Propane) Heater - Series Page


400,000 BTU Indirect Fired (Natural Gas or Propane) Heater - Series Page

Item #:400ID-G_Series Model #: HSP400ID-G
Item # Product Name
F105135 HSP400ID-G: Indirect Fired (Natural Gas or Propane) Construction Heater
F105106 HSP Pro-Series: Digital Thermostat
F105108 HSP Pro-Series: Remote Analog Thermostat
F105126 HSP Pro-Series: Single Duct Adapter (16in)
F105127 Air Recycle System for HSP500ID-A and HSP400ID-G
F150040 12in Flexible Heat Duct
F150050 16in Flexible Heat Duct
The HSP400ID-G Indirect Fired (Natural Gas or Propane) Heaters are highly efficient devices that provide large volume of 100% clean, dry and fume free warm air. They are best for places with limited ventilation like shops, event tents, food preparation areas, exhibition halls, and construction sites. They can be used with flexible duct that spreads the warm air around easily.



Heatstar PRO-SERIES 399,000 BTU/HR Indirect Fired (Natural Gas or Propane) Heater. The HSP400ID-G (F105135) is an ideal heating solution for any large Industrial or rental application. Unit ships with factory installed dual 12" duct adapters. When paired with up to 100' of Heatstar high quality high temperature ducting, this indirect fired heater is an ideal heating system for delivering even heat to both event tents and construction sites with clean fresh heated air. You can place the unit outside the space and duct the warm air in or for a fuel savings you can place the heater in the space to be heated and vent the exhaust out. Either way it is hard to beat the comfort and safety of indirect heat.
  • Heavy duty frame
  • Lift bracket
  • Heat exchanger to keep exhaust gas and heated air separate
  • Powerful fans ensure high static pressure
  • Long life stainless steel combustion chamber
  • Electronic flame control
  • Water resistant flame control box
  • Automatic safety and control devices
  • Optional thermostat available for constant temperature control
  • Durable powder coated finish
  • Heavy duty duct adapter available
  • UL Certified

product details

Additional Information

Weight (Lbs) 473
BTU per Hour 399000
Fuel Type Natural Gas or Propane
Minimum LP Tank Size See Manual for Guidelines
Minimum NG Line Size See Manual for Guidelines
Electrical Rating 120V/60 Hz, 13 Amps
Air Volume (CFM) 4032
Gas Inlet Connection 1/2in
Gas Inlet Pressure Min NG (7in w.c.) / LP (8in w.c.)
Gas Inlet Pressure Max NG (10in w.c.) / LP (13in w.c.)
Clearance to Combustibles: Horizontal 6 ft
Recirculating Ducting F105127 Adapter Ring / F105128 24in x 25ft Duct and Clamp
Duct Length Max 100 ft
Duct Diameter Standard Dual (12in) or Single F105126 (16in)
Multiple Ducting Optional F150040 12in x 25ft / F150050 16in x 25ft
Wheel Type Pneumatic
Thermostat Optional F105108 Analog (33') / F105106 Digital (33')
Item Length (in) 68
Item Width (in) 27
Item Height (in) 60
Warranty 1 Year Limited
Model HSP400ID-G

Parts and Manuals

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