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The Cantex 5144026 is a 1/2 in. one-piece expansion coupling made of non-conductive PVC that compensates for axial length changes in exposed conduit runs. It provides up to 4 in. of expansion and is compatible with Schedule 40 and Schedule 80 rigid PVC conduit. The coupling uses an O-ring design, fits 1/2 in. trade size conduit (1.00 in. outside diameter), and measures 1 in. diameter by 5.813 in. length.
PVC one-piece expansion coupling, 4 in. expansion, for 1/2 in. Schedule 40/80 conduit, UL listed, made in USA
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