Automatic Bypass Valve Straight 22mm – Differential by-pass Diverter Valve Compression Connections for Central Underfloor Heating Systems

22mm Automatic differential by-pass valve, straight with 22 mm compression connections and visual pressure indicator for setting.

Max. working pressure : 10 bar Max. working temp. : 100°C Adjustment range : 0.1 to 0.5 bar. Flow capacity : 1 to 5 m³/h.

A simple means of ensuring adequate flow through boilers which require a bypass. Ideal for sealed systems to protect pumps when zone valves close.

Automatically stabilises flow Protects the pump from pumping against closed head.

Easily adjustable.

Unique and simple adjustment mechanism. High-capacity flow up to 50 litres per minute.

Wide differential pressure range 0.1 bar to 0.5 bar.

Reduces system noise and maintains an even system pressure.

Ensures constant flow through boiler to reduce wear and tear providing peace of mind.

Lockable set pressure prevents inadvertent adjustment.

Nickle plated Brass.