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Brass centre locking drain test plug, with brass blanking cap, suitable for air or water testing of drains and sewers.
Size 9in/225mm.
Size 10in/250mm.
Size 12in/300mm.
Size. 15in/375mm.
Size 18in/450mm
The U gauge tube has to be connected to the nipple via Y piece, U-gauge and hand bellows for the completion of air tests.
Length. 1metre.
For drain testing by pumping air into a sealed pipe and U gauge.
Pressure will return to zero quickly if there is a leak in the section.
Brass inflator pump to suit 1/4in brass tap.
Used for inflating canvas air bags.
PVC caps used to blank off drain test plugs.
The Y piece is the link between the hand bellows, U - gauge, test nipple via the rubber tubing.