Heating and Cooling

Works with single-stage heating, 24 volt and millivolt systems. Compatible with standard heat only, millivolt heat only (floor or wall furnace), gas or oil heat, electric furnace, and hydronic (hot water) zone heat-2 wires. Easy to install and use...

This 36 inch universal thermocouple, replaces thermocouple, gas pilot light control, in furnaces, boilers, water heaters and gas space heaters, includes Adapter fitting, tip clip, for universal replacement.

This 36 inch universal thermocouple, replaces thermocouple, gas pilot light control, in furnaces, boilers, water heaters and gas space heaters, includes Adapter fitting, tip clip, for universal replacement.

5-1-1 day programmable thermostat provides convenient weekday, Saturday, Sunday scheduling with accurate temperature control. Programmable thermostat has an easy-to-read backlit display. Features larger, easy-to-read characters and soft touch buttons for...

Features larger, easy-to-read characters and soft touch buttons for easy operation. 5-2 day programmable thermostat provides convenient weekday and weekend scheduling with accurate temperature control, plus or minus 1 deg (degree). Features backlit...

Thermostat guard with keyed lock protects thermostat from unwanted tampering. Clear plastic cover allows for easy viewing. Can be mounted horizontally or vertically. Includes mounting plate, hardware and key. 1 year warranty.

Thermostat guard with keyed lock protects thermostat from unwanted tampering. Clear plastic cover allows for easy viewing. Can be mounted horizontally or vertically. Includes mounting plate, hardware and key. 1 year warranty.

Universal 7-day programmable thermostat allows you to set a different schedule for each day of the week. Thermostat has a large, backlit screen. Auto change from heat to cool. Features larger, easy-to-read characters and large keys for easy operation...

Universal non-programmable thermostat has a large, backlit screen. Features larger, easy-to-read characters and large keys for easy operation. Auto change from heat to cool. Other features include: Easy do-it-yourself Install Wizard, precision...

Replacement air filter kit for Desa heaters. Clamshell package.

Replacement air filter kit for Desa heaters. Clamshell package.

Fits all DuraHeat kerosene forced air heaters. We recommend replacement annually to insure optimum performance. More frequent replacement may be necessary with the use of diesel fuel. Kit includes 1 each: intake filter, output filter, lint filter.