iO HVAC Controls iO-DFK Dual Fuel Kit with Outdoor Thermostat NTC12 Easy to Install:

Easy to Install:

and 1000lb

10 micron (1000 to 2000 micron)

This is done on a main line to attach a branch connection to a pipe to create a new supply line

iO HVAC Controls iO-DFK Dual Fuel Kit with Outdoor Thermostat NTC12 Easy to Install:iO HVAC Controls iO DFK Dual Fuel Kit with Outdoor Thermostat This easy to install Dual Fuel Kit can be used with heat pumps and fossil fuel furnaces having up to 4 stages of heating and 2 stages of cooling. They work by turning the heat pump off at a pre determined outdoor temperature permitting the fossil fuel furnace to run in order to reach the room thermostat setpoint. Includes snap track mounting and outdoor balance point thermostat. Snap track