Plast-O-Matic Valves offers pressure regulator valves in the following configurations: Series PRHM, Series PRH, Series PRE, Series PRD differential, and Series PR. Series PRD differential pressure regulators come in sizes ranging from 1/4" to 3", and they are constructed from Viton, EPDM, Grade 1, and Type 1 Geon PVC materials. These valves are easily installed, fluoropolymer coated, heavy-duty designed, and can handle pressures ranging from 5 to 150 PSI. Plast-O-Matic also supplies Series PRA air loaded pressure, Series PRH-U ultra-pure, and non-rising stem pressure valves.

Clark-Cooper Div. manufactures high pressure solenoid valves in the following configurations: EH 30 Series direct operated, EH 40 Series compact high flow, EH 50 Series high flow, and EH 70 Series universal mount. EH 30 Series valves can handle operating pressures up to 10,000 PSIG and fluid temperatures ranging from -350 to 400°F. EH 40 Series valves feature full internal port sizes, 1/2" NPT connections, and a 316SS construction.

Generant offers all-brass pressure regulators in a variety of configurations, including Series J air pressure regulators, Series F fluid regulators, Series HC high capacity pressure regulators, Series QA pressure regulators, etc.

Gadren Machine Company offers pressure reducing valves for maintaining uniform water pressure from overhead tanks/pumps in industrial and building applications. These valves allow for ongoing outlet pressures when inlet pressures rise above acceptable ranges, and they work to lower pressures/reduce wear in plumbing systems. They come in valve sizes ranging from 1/2" to 3", and they are constructed from brass/stainless steel materials.