Lennox 97H31 3 Ton Valve Expansion

The Lennox 97H31 thermal expansion valve 3-ton for Lennox HVAC-systems. A TXV is in enhancing the cooling capacity of a system. It controls the amount of refrigerant that enters the evaporator coil so that it can take the correct amount to pull heat form the cabin. This means desired temperature all the time and possibly adding up to energy savings. The Lennox 97H31 is built to last and is designed for long lasting service, The unit has 3/8" connections for use with the refrigerant lines that are standard on most Lennox heating and cooling systems.