SR504-5 4 Zone Switching Relay w/ Priority 319143-492 Elbows are used when a

Elbows are used when a direction change or offset is required in installations

It is designed for quiet operation in Hydronic heating

DHW setpoint without using the zone output)

Malco’s FBSN Pex Foam Board Stapler is the ideal solution for installing in-floor radiant heating

Outfitted with the factory pre-set Sage2

SR504-5 4 Zone Switching Relay w/ Priority 319143-492 Elbows are used when aThe Taco Switching Relay is the best choice for all your zoning needs, with advanced timer and boiler functions, external diagnostic lights, switchable priority and contracctor friendly PC board layouts. Combined with the time proven reliability of the 00 family of circulators and thermostats, total system integration is achieved.