Minimum Vent Pipe Size?

Originally Posted By: bsmith
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What is the minimum size for the vent stack piping ?



Bill Smith


www.SmithHomeInspection.com


“The difference between stupidity and genius is that genius has its limits.” A. Einstien

Originally Posted By: jbehling
This post was automatically imported from our archived forum.



One size larger then required waste pipe (min 1.5", IRC 3108.3)


Originally Posted By: dvalley
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The waste stack shall be sized based on total discharge to the stack and the discharge within a branch interval. The waste stack shall be the same size throughout the length of the waste stack.


1 ?? can receive 2 fixtures max. total discharge
2? can receive 4 fixtures max. total discharge
2 ? ?can receive 8 fixtures max. total discharge
3? can receive 24 fixtures max. total discharge
4" can receive 50 fixtures max. total discharge


--
David Valley
MAB Member

Massachusetts Certified Home Inspections
http://www.masscertified.com

"Some cause happiness wherever they go; others, whenever they go."

Originally Posted By: bsmith
This post was automatically imported from our archived forum.



Excellent, thanks you both.



Bill Smith


www.SmithHomeInspection.com


“The difference between stupidity and genius is that genius has its limits.” A. Einstien