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Space-Saving Design: Designed to fit into various spaces without compromising on performance
1/2" is an economical and reliable valve designed for isolating and regulating water flow in plumbing and heating systems
The McAlpine White Plastic Flange & Dip Tube is designed to pair with ST90 (or equivalent) shower traps
lightweight design allows easy installation in tight spaces
Vaillant sensoNET Internet Gateway (VR921) Worcester Greenstar 4000 18kW Space-Saving Design: Designed to fitThe Vaillant sensoNET internet gateway (VR921, part no. 0020260963) is the older of Vaillant's two current internet gateways. It pairs with the sensoAPP and remains in the range primarily because it's the only Vaillant gateway compatible with ambiSENSE smart radiator valves making it the required specification for any installation using per radiator eBUS zone control. Not sure which Vaillant control you need? Read our complete plain English guide