Rain Bird - PRSDIAL - PRS - Dial Pressure Regulator Swing Check Valve and the faucet's scale relative

and the faucet's scale relative to the sink

Residential well pumps

top-serviceable 200-mesh filter to protect your system from debris

and stainless steel are separate variants

Rain Bird - PRSDIAL - PRS - Dial Pressure Regulator Swing Check Valve and the faucet's scale relativeThe PRS Dial is an excellent means of regulating outlet pressure at the valve regardless of incoming pressure fluctuations. The visible scale makes adjustment quick and easy. The regulator fits all Rain Bird PGA, PEB, PESB, PESB R, GB R, EFB CP R, BPE and BPES series valves Features Include: Improved spike reduction capabilities reduce water hammer. Valve pressure regulator Ergonomic design with snap tight cover to prevent vandalism. Waterproof dial