Galvanised Johnson Coupling Type: Galvanised Size: 40 Millimetres The Johnson coupling is used to join two pipes with no thread. Tight connection obtained by rubber ring pressured on pipe. Ideal for connecting burst pipes. more details
Galvanised Johnson Coupling Type: Galvanised Size: 40 Millimetres The Johnson coupling is used to join two pipes with no thread. Tight connection obtained by rubber ring pressured on pipe. Ideal for connecting burst pipes.
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