use the ZG-DC2

and Low NOx heaters for streamlined inventory

Always check your specific parts manual to confirm the diameter and length match your blower housing configuration

This replacement HVAC compressor is built with a compact footprint and low sound and vibration characteristics

This part is specifically sized for commercial heating equipment

Watts F275600 Valve 322027-701 use the ZG-DC2The Watts F275600 (Series 174A M1) is a heavy duty ASME Section IV pressure relief valve engineered for forced circulation hot water heating boilers and domestic supply systems. Featuring a 1 1 4 inch NPT female inlet and outlet, this bronze body relief valve is factory set at 30 PSI with a high capacity steam discharge rating of 1,682,000 BTU hr. Designed specifically for professional contractors, the 174A series utilizes a non mechanical seat to