Filling Loops & Bypass Valves

Size: 15mm, compatible with most central heating systems. Finish: Chrome, providing a robust and sleek appearance. Performance: Maintains consistent pressure for effici...
Size: 15mm for optimal compatibility with standard systems Chrome finish enhances visual appeal in boiler installations WRAS Approved, ensuring compliance with UK water re...
22mm size for compatibility with standard installations. Chrome finish for a modern, sleek appearance. Automatically regulates flow rate between boiler and radiators....
Compact size: ½"" fits standard systems Material: Durable brass construction Automatic function: Maintains optimal system pressure Included gauge: Enables precise pre...