Description
Overview:
4″ (100mm) stopper with a 1/2″ (12.7mm) i/d tube through the centre of the bag, used for pressure testing.
Very easy the achive a good seal in pipes with large tolerance and in non-circular pipes.Easy to inflate through a self sealing car-type schradre valve or brass cock.Very easy to clean.Robust and durable: will last a long time when properly cared-for Resistant to a large number of chemicals (see technical data sheet)