The 'C' suffix typically denotes a packaging or production batch variation but does not affect field compatibility

is specifically charged for R134a refrigerant applications

The Watts 0780352 Copper Float (also identified as the C4 heavy-duty float) is a robust solution for contractors managing high-demand systems

utilizing a bellows-actuated design for precise response times

Watts 0276500 Valve THPU32HP7Y The 'C' suffix typically denotesFor high capacity pressure protection in commercial and industrial hydronic systems, the Watts 0276500 (Series 174A 1 1 2 30) is a heavy duty ASME Section IV safety relief valve designed specifically for hot water heating boilers. This 1 1 2 inch bronze boiler pressure relief valve is factory set at 30 PSI, providing a high steam relief capacity of 2,020,000 BTU hr. Built with a rugged bronze body and a stainless steel spring, the 174A series utilizes