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Compare Garage Heaters
Modine Garage Heater
Empire Gas Heater
SB Gas Heater
Sterling Garage Heater
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Williams Propane and Natural Gas Heaters
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Not sure what size heater you need for your greenhouse? Use our Heater BTU Calculator.

Williams Heaters are Proudly Made in the USA.
Williams Direct Vent Gas Heaters
Williams Gas Heater

Thermostat & venting are included with each heater
Sealed Combustion & No Electricity Required!
With these gas heaters, the direct wall vent draws outside air to the sealed combustion chamber and vents exhaust gases directly outside. This feature is highly recommended if you grow orchids. No electricity required, so heater will continue to operate normally even during an electrical power outage. Included wall thermostat provides precise heating control. Great heating option for greenhouses, garages, rooms in homes, and work shops.

Williams Direct-Vent heaters are designed for quiet operation. Convenient, Piezo pilot ignition - simple push button system lights the pilot without matches. 100% safety shutoff. Compact cabinet takes up little space, projects into room less than 11". (Largest heater is 32" wide x 28" high.) Thermostat (50 to 90 F range), vent pipe, and vent cap included. The optional Blower increases air flow and distribution of heat. It can be added at any time. Designed for propane or natural gas. Mounting bracket included.
 Click Here for More Heater Information
 Click Here for Room Sizing Chart

  Models BTU Input BTU Output Price
Gas Type
Elevation
Order Online
1403821 (LP)
1403822 (NG)
14,000 9,800 $539
2203821 (LP)
2203822 (NG)
22,000 16,462 $639
3003821 (LP)
3003822 (NG)
30,000 21,000 $689
All Williams heaters and accessories are shipped direct to you in 3 to 8 days!
 
Model 2303 Williams Blower
Williams Blower 2303

Blower for Williams 14,000 BTU heater
This 125 CFM blower is a recommended option which directs the hot air coming out of the top of the heater downward where you need it. It can be added at any time. Includes prewired 6 ft. power cord. Requires 110/120v electricity. Does not impede heater from running when power is off. This blower sits on top of the heater and has an On/Auto/Off switch.

ON - blower stays on continuously
AUTO - blower comes on when unit heats up and cuts off when it cools down
OFF - blower is always off

2303 Model Blower
Price: $129    qty:
   
   
Model 2302 Williams Blower
Williams Blower 2302

Blower for Williams 22,000 & 30,000 BTU heaters
This 135 CFM blower is a recommended option which directs the hot air coming out of the top of the heater downward where you need it. It can be added at any time. Includes prewired 6 ft. power cord. Requires 110/120v electricity. Does not impede heater from running when power is off. This blower mounts inside the heater cover and has an On/Off switch with pull chain and adjustable thermostat. Thermostat range is 90 to 130.

2302 Model Blower
Price: $145    qty:
   
   
Model 9307 Thin-Wall Collar Kit
Williams vent extension

This kit extends the vent cap away from the exterior wall which is needed when mounting the vent cap to vinyl siding or greenhouse coverings to prevent heated exhaust air from damaging those materials. The thin-wall collar is also used needed when venting through walls less than 4 1/2" thick.

9307 Thin-Wall Collar Kit
Price: $35    qty:
   

  Southern Burner Heaters are Proudly Made in the USA.
Southern Burner A1-250 Vented Gas Heater
Gas Greenhouse Heater
No Electricity Required!
Southern Burner A1-250 gas greenhouse heaters circulate warm air over the greenhouse somewhat like the heat rays from sunshine, from the floor up. Southern Burner heaters are designed to hold the temperature at the top of the greenhouse within 5 to 7 degrees of the floor temperature. The heater is constructed of a mill polished aluminum outer shell, supporting a 24 gauge aluminized steel firebox with vertical flues for maximum air circulation and a stainless steel burner enclosed rated at 25,000 BTU. Heater is available with either a single stage thermostat or a set-back thermostat in propane or natural gas. All controls have a safety shutoff feature. Some wiring required. Vent pipe is not included.
 Click Here for More Heater Information
Shipping is not available to AK and HI.
  Model BTU Output Price
Gas Type
Order Online
A1-250 w/ single stage thermostat 20,000 $595
A1-250 w/ set-back thermostat 20,000 $675


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 ACF Greenhouses
380 Greenhouse Drive
Buffalo Junction, VA 24529
434-374-2706 Phone, 434-374-2055 Fax
888-888-9050 Toll Free


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