
Originally Posted by
Bill Dufour
I can not find 5" PVC other then expensive conduit. 6" PVC is cheaper for pipe and fitting from what I can source.
BilL D
Correct, plastic pipe tends to only come in "even" number sizes other than heavy electrical conduit where there are technical reasons where an odd number size might meet a requirement. Metal duct work, however, comes in "all the sizes" which means it can be optimized for the purpose.
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