350-450mm / 14-18 Inch PVC Inflatable Sealing & Testing Kit

350-450mm/14-18” inflatable sealing and testing kit, for use when carrying out a water test or standard air pipe test of 100mm water over air.

This kit includes a PVC inflatable sealing bag with 1.2m inflation hose and a PVC inflatable testing bag with 1.2m inflation hose, and can be purchased with an optional hand inflation pump. Each bag has an expansion range from 350-450mm, and a contact length of 300mm. The testing bag has a ½” through tube with a ½” BSP male thread,

Both bags are easily inflated using a standard Schrader valve hand pump to create an air-tight seal.