Hvac S&P S&P Energy Recovery Ventilators | Tr Series Percent Timer Control With Furnace Interlock

Product Features

• Wires To Tr Unit And Either Thermostat Or Furnace Control To Turn On Furnace Blower
• 6 Wire, Low Voltage Connection
• Suitable For Use With: Tr70/Tr30/Tr200/Tr300 Total Recovery Ventilator