Plumb Thumbs is a radiator capping tool which is quick and simple to use when carrying out radiator removal. It is a replacement for having to use fingers/thumbs over the radiator connections Double ended tool featuring both ½” (15mm) and ¾” (22mm). The threads for each size pipe will ensure every radiator can be removed was ease Eliminates the need to drain radiators for fast and easy radiator removal. The radiator can be removed still containing water as a fully sealed unit. Avoids the risk of spilling or trailing dirty water Plumb Thumbs makes the job much easier and safer! No mess, No Fuss! The radiator capping tools allow you to use both hands to carry the radiator from A to B Stops the radiator from drying out and rusting inside. The heating system requires very little repressuring when reconnecting the radiator because of Plumb Thumbs holding the water within the unit