The 174A series is the industry standard for contractors requiring a 30 PSI relief setting with non-mechanical seat-to-disc alignment that eliminates the risk of sticking or freezing in harsh hydronic environments

Constructed with a heavy-duty mounting bracket for universal orientation within the air handler chassis

How do I verify the rotation of the 1087332 fan blade

The Heil Quaker ICP 1190309 Drain Pan is a critical OEM replacement condensate pan designed specifically for horizontal evaporator coil configurations

ensuring a secure fit with blower wheels and fan blades

ASCO 8220G7 Solenoid Valve THPU32HP7Y The 174A series is theThe ASCO 8220G7 Solenoid Valve is a 2 way normally closed, pilot operated valve engineered specifically for high demand steam and hot water applications. Built with a rugged brass body and high grade EPDM diaphragm, this 1" NPT valve provides exceptional durability and chemical resistance in thermal systems. With a high flow coefficient of 13. 5 Cv, it ensures efficient fluid management across a pressure range of 5 50 PSI for steam and 5 150 PSI for