HONEYWELL DU145-3/4B DIFFERENTIAL BY-PASS VALVE 22MM

HONEYWELL DU145-3/4B DIFFERENTIAL BY-PASS VALVE 22MM.

The Honeywell DU145-3/4B Differential Automatic Bypass Valve is used to control the flow of water through bypass circuits which are installed between the flow and return pipework. They are typically installed at or near the boiler. Building regulations advice states that if a bypass is installed an automatic bypass valve must be fitted.

Features

• 22mm compression fittings for ease of installation
• Unique and simple adjustment mechanism
• Wide differential pressure range 0.1 to 0.6 bar
• Ensures constant flow through boiler
• Reduces system noise and maintains an even system pressure

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The HONEYWELL DU145-3/4B DIFFERENTIAL BY-PASS VALVE 22MM is a genuine, brand new Honeywell Heating Supplies product, covered by a Honeywell Heating Supplies manufacturer's guarantee.

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