4" grommet but pipe is 3"
#1
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4" grommet but pipe is 3"
I'm in the process of replacing a sewage basin. The house waste pipe that goes into the old sewage basin is 3" yet I have a 4" grommet and 4" hole in the new basin. How can I seal this up properly?
Last edited by qwertyjjj; 04-02-16 at 10:07 AM.
#2
Use a 4"x3" reducer, then 4" Pipe through the grommet.
4 in. x 3 in. PVC DWV 90 Degree Hub x Hub Closet Elbow-C4807CLHD43 - The Home Depot
or
4 in. x 3 in. PVC DWV Spigot x Hub Flush Bushing-C48012FHD43 - The Home Depot
4 in. x 3 in. PVC DWV 90 Degree Hub x Hub Closet Elbow-C4807CLHD43 - The Home Depot
or
4 in. x 3 in. PVC DWV Spigot x Hub Flush Bushing-C48012FHD43 - The Home Depot