Honeywell Home Straight Auto Bypass Valve 22mm - DU144A1001

The Honeywell Home DU144A1001 straight auto bypass valve maintains optimal system pressure.

It does this by by automatically opening when thermostatic radiator valves close, preventing pump over-run and reducing noise in sealed central heating systems.

Key Benefits

• Automatic operation – no manual adjustment required once installed
• Protects your pump – prevents damage from excessive pressure build-up
• Reduces system noise – eliminates whistling and banging caused by pressure spikes
• Professional-grade reliability – Honeywell Home quality for domestic and light commercial installations
• Easy retrofit – 22mm compression fittings for straightforward installation

Specification

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