Plumbers Choice Evolve 22mm Central Heating Automatic Bypass Valve

Enhance the performance and efficiency of your central heating system with this high-quality Automatic Bypass Valve, designed to regulate pressure and reduce noise caused by radiator valve hammer. Suitable for all central heating systems, it ensures smoother operation and prolongs system lifespan by preventing water velocity from becoming excessive when TRVs close off.


Why You Should Buy This Item

Reduces Noisy Radiator Hammer: Automatically diverts water flow when thermostatic radiator valves (TRVs) close, eliminating hammer and system noise.
Improves Efficiency: Helps maintain a consistent flow rate, reducing strain on your boiler and enhancing energy efficiency.
Protects Your Heating System: Regulates pressure between 0.1 - 0.5 bar to prevent damage from water surges.
Fully Adjustable & Lockable: Once adjusted, the valve can be locked in place with cap screws for long-term performance.
Premium Build: Constructed from robust brass with a polished nickel finish, offering reliability and a clean, modern look.


Key Specifications

  • Style: Automatic Bypass Valve

  • Finish: Polished Nickel

  • Material: Brass

  • Height: 104 mm

  • Width: 51 mm

  • Depth: 32.5 mm

  • Weight (Product): 0.24 kg

  • Weight (Boxed): 0.26 kg

  • Inlets/Outlets: 22mm Compression

  • Operating Pressure: 0.1 – 10 Bar

  • Pressure Differential: 0.1 – 0.5 Bar

  • Maximum Working Pressure: 10 Bar

  • Flow Capacity: 1 – 5 m³/h

  • Installation: Fixed position, lockable setting

  • Warranty: 2-Year Manufacturer’s Guarantee


What’s in the Box

  • 1 × Automatic Bypass Valve – 22mm Compression

  • Installation Instructions


SKU :
Brand : Plumbers Choice
Manufacturer ID : W-ABV
Height : 104MM
Width : 51MM
Length :
Colour : Polished Nickel
Size (mm)
Finish :
Depth : 32.5MM
Material : Brass
Thickness :
Projection :
Flush Type :
Quick Release Seat
Soft Close Seat :
Product Highlights :
Fuel Type :
Pipe Centres :
Manufacturers Warranty : 2 Years
Wall To Pipe Centres
Heat Output BTUs (Delta T60) :
Heat Output Watts (Delta T60) :
Heat Output Watts (Delta T50) :
Supplied With :
Style :
erp rating :
Radiator Panels / Columns :

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