Caleffi introduces the 535H Series, 1/2-inch to 1 1/4-inch pre-adjustable pressure reducing valves, ideal for residential and commercial applications, with a dial indicator for direct psi setting and optional pressure gauge for local downstream pressure indication. The 535H features a noise-reducing, low-friction, pressure-balanced and replaceable cartridge for control stability. High-temperature rating of 180 F and high-pressure rating of 300 psi make it ideal for hot-water booster systems. The self-contained cartridge is removable for easy inspection, cleaning and maintenance including replacement if needed. Connection types include sweat, press, PEX barb and NPT. The 535H is certified to ANSI/NSF 372, low lead laws, and meets U.S. and Canadian plumbing codes.
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