and high-efficiency furnaces

Rugged Construction: Features an all-metal body and an ozone-resistant rolling rubber diaphragm designed for industrial HVAC duty cycles

This delay prevents HVAC short cycling and mitigates common issues such as evaporator coil icing and condensate pan overflows caused by high latent heat loads from infiltration

Designed specifically for integration with Williams Blower Accessory models 2101 and 2102

ensuring complete closure of fire and smoke dampers during power loss

Conbraco 20-304-03 Valves 340155-7026 and high-efficiency furnacesThe Conbraco 20 304 03 is a professional grade rough bronze water gauge valve set designed for reliable liquid level monitoring in high demand boiler and tank applications. Featuring 1 2" NPT male connections, this heavy pattern square body assembly is engineered for maximum durability, supporting a performance rating of 200 PSI @ 400F and up to 400 PSI @ 100F. This valve utilizes high performance Teflon stem packing and an EPDM glass seal to maintain