Watts - 0371271 - 530C 1/2" Poppet Style Adjustable Relief Valve Watts_6 0 is designed to pair

0 is designed to pair with a landscape lighting transformer in place of a traditional photocell

Single person installation with standard tools

it helps limit water-hammer and line banging during pump shutoff

Adjusts to Weather

Watts - 0371271 - 530C 1/2" Poppet Style Adjustable Relief Valve Watts_6 0 is designed to pairChoose Watts 530C "Calibrated Pressure Relief Valve when your project calls for bypass thermal expansion relief. Spring operated; resets after quietly releasing pressure. Maximum working temperature is 180 degrees F. From the manufacturer: MFR Part # 530C 1 2 Item Model # 530 C 1 2". Calculations show pressure reducing valves can save as much as 30% on domestic water heating costs, prevent water waste and perhaps even lower municipal sewer usage fees.