PVC Schedule 40
Schedule 40 PVC fittings have a thinner wall than the Schedule 80 PVC fittings. It is important to know that Sch 40 and 80 fittings will have the same inside diameters, but different outside diameters.
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Schedule 40 PVC fittings have a thinner wall than the Schedule 80 PVC fittings. It is important to know that Sch 40 and 80 fittings will have the same inside diameters, but different outside diameters.