Grey | Solid Fittings - PVC, PVC Couplings, 40mm
40mm = 251/40 *. * = only available in Grey. Where long conduit runs are likely to be exposed to wide variations in temperature, it is recommended that expansion couplings be used at each join. It is not recommended that Slip Type Expansion Couplings be used where the conduit run is exposed to the weather. Standard colour is Grey (GY).
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