Verify your valve's code number and port size before installation to ensure the diaphragm and bellows match the existing housing

making it a versatile addition to any contractor's service kit for commercial boiler maintenance

This 120V spring return actuator features a robust oil-immersed motor and pump assembly

The trimmable stainless steel paddles offer versatility for various pipe diameters

The Lennox 46K67 Defrost Control Board is a critical OEM replacement component engineered for precision management of heat pump defrost cycles

Lennox 22W25 Relay Board Kit R-410A Verify your valve's code numberThe Lennox 22W25 Relay Board Kit is a critical OEM replacement component designed to provide precise 24V AC switching logic for residential and commercial HVAC units. This kit, which is a direct and identical replacement for the Lennox 22W2501 and the LB 112642A assembly, serves as a high reliability interface for managing blower delays and component sequencing. By utilizing an integrated blower delay relay, the board ensures the heat exchanger