The 3-inch plug for hot tub plumbing has a spigot (SPG) end and is made by Dura Plastics, designed to fit inside a coupling or plumbing part referenced as having a 3-inch slip end. It does not fit inside a 3-inch flex or rigid pipe for pool or hot tub applications. In the pool and hot tub industry, plumbing dimensions are referenced as nominal and not actual; see the diagram below for the actual dimensions for this plug.
Details:
- Manufacturer P/N: 449-030
- Type: Plug
- End: 3" SPG (Actual 3-1/2")
- Material: PVC
- Max Temperature: 140F
- Colour: White
- Application: Pool and Hot tub plumbing