it is the primary manufacturer-designated upgrade for legacy TB158 and TA158 series controllers used in fan coil applications

ideally within a mixing tube located down-stream of the blower to ensure a representative air sample is measured

ensuring reliable LP and natural gas ignition

facilitating a rapid drop-in installation during field service calls

Built with a rugged aluminum body and NBR (Buna-N) seals

Copeland Comfort Control (White Rodgers) 1311-102 Zone Valve Freon it is the primary manufacturer-designatedThe Copeland Comfort Control (White Rodgers) 1311 102 Zone Valve is a professional grade 3 4" 3 wire 24V zone valve engineered for precision flow control in residential and light commercial hydronic heating systems. As a core component of the 1300 series hydronic zone valves, this model features a self aligning barrel type valve stem and a rugged stainless steel body to resist corrosion and ensure long term reliability in high temperature