PlumbThumbs Radiator Capping Tool is a fast, clean and professional solution for capping off radiators during maintenance, decorating or heating system work. Designed for both 15mm and 22mm radiator valves, it allows radiators to be removed or isolated quickly without mess or hassle. Perfect for: Radiator removal Heating maintenance Decorating and plastering work System draining Emergency plumbing repairs Features: Fits standard 15mm and 22mm radiator valves Helps prevent leaks and spills Quick and easy to install Durable, reusable design Compact and easy to carry in a tool bag Ideal for plumbers, heating engineers and DIY users Simply attach, loosen the radiator connection and safely cap the valve to minimise water loss and mess during drain downs or radiator swaps. A must-have plumbing tool for quicker, cleaner heating work.