For the PosiTest HHD series high-voltage holiday detectors, this rolling spring coil includes two pre-installed spring couplers, and are for pipes with an outer diameter of 10" (254 mm). A spring connector is required to attach the detector to the spring couplers for smooth, consistent inspection.
For the PosiTest HHD series high-voltage holiday detectors, this rolling spring coil includes two pre-installed spring couplers, and are for pipes with an outer diameter of 10" (254 mm). A spring connector is required to attach the detector to the spring couplers for smooth, consistent inspection.