Hearthill DPM Series Conduit Proving Mandrels
Proving mandrels are used to test the circular integrity of a conduit after back filling.
- Made from high density polyethylene for long durability and inherent lubricity.
- Each DPM is assembled with galvanised wire rope and aluminium ferrules to create an eye at each end for fixing of rope for hauling.
Please download the data sheet for more information on the Hearthill DPM Series Conduit Proving Mandrels.