Williams 40,000 BTU/Hr Forsaire Counterflow Direct-Vent Wall Furnace Propane Gas-4007731 at The Home Depot
Free shipping


Model # 4007731

Internet # 202905683

40,000 BTU/Hr Forsaire Counterflow Direct-Vent Wall Furnace Propane Gas

Williams 40,000 BTU/Hr Forsaire Counterflow Direct-Vent Wall Furnace Propane Gas

This item has been discontinued.
The Home Depot no longer carries this specific product.

$910.60 / each
Item cannot be shipped to the following state(s): AK,GU,HI,PR,VI


In Stock



Model # 4007731

Internet # 202905683

Store SO SKU # 860980

The Williams Forsaire 14-1/8 in. x 77-3/8 in. 40,000 BTU Direct-Vent Propane Wall Furnace effectively heats spaces as large as 1,200 sq. ft. and uses outside air to produce heat, making it ideal for use in garage applications. This propane heater should be installed either recessed in the wall or surface mounted on an exterior wall so it can be vented horizontally through the wall. Rated for elevations 0 - 2,000 ft.

California residents: seeProposition 65 information

  • Produces up to 40,000 BTUs/Hr
  • 80% thermal efficiency
  • Matchless standing pilot ignition
  • Automatic shut off for safety
  • Vent cap includes a built-in bird guard to help prevent nuisance nest building
  • 24-volt wall-mounted thermostat helps control and maintain a desired temperature
  • Direct-vent, counter-flow blower system warms air at ceiling and floor levels for equalized temperature regulation
  • Install recessed in the wall or surface mounted on an exterior wall and vent horizontally through the wall
  • Includes a 4 ft. 115-volt service cord and venting accessories needed for installation in up to a 9 in. wall
  • Converts to a natural gas heater with conversion kit - 7729 (not included)
  • Meets CSA and ANSI safety requirements
  • All vent material included for installation up to a 9 in. wall

Info & Guides

You will need Adobe® Acrobat® Reader to view PDF documents. Download a free copy from the Adobe Web site.


Accessories Included  No  Assembled Depth (in.)  11.75 in 
Assembled Height (in.)  77.375 in  Assembled Width (in.)  14.125 in 
Automatic shutoff  Yes  Certifications and Listings  ANSI Certified,CSA Listed 
Color  White  Color Family  Whites 
Fuel Gauge  No  Fuel Type  Gas 
Heat rating (BTU/hour)  40000  Heater Type  Other 
Heating Product Type  Gas Wall Heater  Heating Technology Type  Convection 
Ignition Type  Pilot  Indoor/Outdoor  Indoor 
Installation  Recessed/Surface Mounted  Manufacturer Warranty  Refer to Williams' Limited Warranty for warranty information 
Power/Fuel Type  Propane  Product Depth (in.)  11.75 
Product Height (in.)  77.375  Product Weight (lb.)  126 lb 
Product Width (in.)  14.125  Remote Control  No 
Returnable  90-Day  Room Size (sq. ft.)  Greater than 900 
Thermostat  Yes  Timer Included  No 
Vented  Yes 



Standard Shipping includes delivery by small parcel service. Processing time varies by product.

Orders for this item may be expedited for an additional fee.

Other Delivery Options:

Express and Expedited shipping options are also available. Estimated arrival times are available in checkout.

If product is eligible for shipping to AK, HI and US Territories additional transit time and remote surcharges may apply.