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Caleffi 535651HA 3/4" Pressure Reducing Valve

Special Price $139.51 Regular Price $160.44
In stock
SKU
535651HA
The Caleffi 535651HA 3/4" Pressure Reducing Valve works well both in heating and ventilation buildings, and at home for plumbing systems. Built from high quality brass, this valve works with 3/4" connections and can handle water pressure up to 300 PSI. This equipment controls too high water pressure and keeps plumbing system better by protecting water heating, boiler, and HVAC machines. Because of its built-in durability, the valve doesn't easily break down, stops noisy water banging, and helps save energy. Keeping steady pressure control lets the valve makes plumbing or HVAC system work well, use water carefully, and be safer to use.
Manufacturer:
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Specifications

  • Type: Pressure Reducing Valve
  • Connection Size: 3/4"
  • Maximum Pressure: 300 PSI
  • Material: Brass
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Customer Questions
What maintenance is required for the Caleffi 535651HA Pressure Reducing Valve?

Periodically inspect the valve for leaks or corrosion and clean any debris from the inlet. Test the pressure regularly to ensure proper regulation. Lubricate moving parts if recommended by the manufacturer. Correct maintenance prevents water pressure fluctuations and potential system damage.

What are common issues with the Caleffi 535651HA Pressure Reducing Valve?

  • Inconsistent or fluctuating water pressure.
  • Leaks at connections or valve body.
  • Sticking or jammed internal components.
  • Unusual noise during operation.

Installation Steps

Step 1: Shut off main water supply and relieve system pressure before installation.

Step 2: Select a pipe section and ensure flow direction matches valve arrow.

Step 3: Cut pipe and deburr ends for secure, leak-free fitting alignment.

Step 4: Apply thread sealant or tape and install valve using correct fittings.

Step 5: Tighten connections firmly, avoid over-tightening to prevent damage.

Step 6: Turn on water slowly, check pressure setting and inspect for leaks.