PVC Pipe Unions Uses & Applications
2020-3-17 · Spline-Lock Gasketed Joint - This joint uses a gasketed coupling or integral bell with nylon splines that extend into aligned grooves in the coupling bell and the pipe spigot. Grip-Ring Gasketed Joint - Restraint internal to the bell is available for bell-and-spigot pipe and fabricated PVC fittings.
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