If you are using PVC pipe in a horizontal mounting, as shown in Figure 1, in a home drainage or vent system it is important that the pipe be supported at regular intervals.
Figure 1 - Supported PVC pipe
Table 1 provides a recommended spacing of PVC pipe supports, relative to the pipe diameter, in residential applications.
Note: Always check your local building codes to ensure that the spacing of supports is correct for your jurisdiction.
Diameter In Inches |
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Different types of pipe supports and hangers are available depending on your mounting requirement and the size of the pipe. Figures 2, 3, 4, 5 are just four of the many PVC pipe support styles available.
Figure 2 - Quick latch PVC pipe support
Figure 3 - Hook PVC pipe hanger
Figure 4 - "J" PVC pipe hanger
