Lennox 14M88 Pressure Switch Tubing

The Lennox 14M88 is a Pressure Switch Tubing which is a replacement part made for HVAC systems, Pressure switch is an anti-lock device that measures pressure in the HVAC system and controls it. Depending on set levels, it initiates either safety shutdowns or changes in operation to avoid failure. Although not directly related to heat or air conditioning, this tubing is paramount to the correct operation of pressure switches and to the safe working of any HVAC system.