GF Heaters

The Sterling Shield GF series gas unit heaters are our most durable commercial heaters. Stainless steel construction on the outside and inside combined with a heavy-duty tubular heat exchanger provides maximum protection against moisture and rust making them a great option for greenhouses, processing plants, agricultural buildings, and any other area where moisture is a problem. Sterling GF heaters feature: tubular heat exchanger, power exhaust system, electronic ignition, advanced diagnostic...

The Aprilaire programmable thermostat can control any of our gas heaters with ease. It is easy to program and helps you save money on energy costs by allowing you to set back the temperature during the night or when you’re away. Convenient 5/1/1 day or 5/2 day programming lets you customize your weekday and weekend schedule based on your needs. Unit also allows an appliance to be cut off when you do not want it to be thermostatically controlled and includes a switch which can run the fan on...

The Robertshaw programmable thermostat can control any of our gas heaters with ease. It is easy to program and helps you save money on energy costs by allowing you to set back the temperature during the night or when you’re away. Convenient 5/1/1 day programming lets you customize your weekday and weekend schedule based on your needs. Unit also allows an appliance to be cut off when you do not want it to be thermostatically controlled. Features a large easy-to-read LCD display with backlight....

SureSTAT TS110 thermostats have a watertight enclosure making them an excellent option for wet environments. The single stage thermostat can be used to automatically control ventilation fans or heaters. This thermostat was developed with the harsh greenhouse environment in mind. Temperature coil is stainless steel to prevent corrosion. SPDT switch. Wiring required. SureStat Thermostat Features Wide temperature range: 30° to 110° F Fixed 3 degree temperature differential Can be used with...

This 5" vent kit is for Sterling TF100, TF125, TF150, TF175, TF200, TF250, XF100, XF125, XF150, XF175, XF200, XF250, GF150, and GF250 models. (Not for use with Sterling XF Concentric Vent Kits)Each vent system comes complete with everything needed to vent the Sterling TF, GF, and XF series heaters. These stainless steel, gas tight vent systems are approved by Sterling for horizontal venting applications for these gas heaters. These are the most durable, longest lasting, and lowest maintenance...