Specifically engineered for KB/AW (Knight/Armor) boilers up to 501 models

it is recommended to inspect and reuse or replace existing silicone vacuum hoses to ensure no leaks

While technically compatible with certain Coleman and Evcon furnaces

but you should always verify the part number against your specific burner assembly breakdown to ensure compatibility

across various pipe sizes

Trane VAL7450 Actuator Els PW 17895 Specifically engineered for KB/AW (Knight/Armor)The Trane VAL7450 Actuator valve body is a precision engineered 2 way 2 position valve designed for demanding hydronic HVACR applications. Specifically built for normally open (N O) fail safe operation, this brass valve body handles chilled water, hot water, and glycol mixtures up to 60% concentration with ease. With a 2. 3 Cv flow coefficient, it provides reliable on off control for terminal units where precise fluid management is required. This OEM