York S1-025-31960-000 Heater Els PW 17895 The Rheem-Ruud 42-21571-08 Relay is
Baker’s notes & crumb story
Description
York S1 025 31960 000 Heater Els PW 17895 The Rheem Ruud 42 21571 08 Relay is The Rheem Ruud 42 21571 08 Relay is an essential 24V SPST Normally Open control relay specifically engineered for high cycle reliability in residential and commercial HVAC equipment local codes typically require venting to the outdoors unless an approved Maxitrol vent limiter (such as the 12A04 or 12A06) is utilized