0
1-1/2 inch drain for above grade and 2 inch drain for below grade. Most UPC-based codes (IAPMO) require 2 inch above and below grade.
Wiki User
∙ 17y ago
Wiki User
∙ 12y agoThe required minimum pipe size for a shower tub drain is 1 inch.
Add your answer:
Earn +20 pts
Is there a required minimum pipe size for a shower?
1/2" water lines. Drain line determined by flow rate of showerheads and bodysprays being used. 5.7 gpm or less flow rate would need 1 1/2" drain, which is minimum size allowed.
Will inch and a half pipe have enough run off for a shower drain?
Absolutely NOT you 2" minimum
Can a sink drain and a washing machine share a stand pipe drain successfully?
No, stand pipe for washing machine is meant only for washing machine. Tie sink into drain line that washing machine stand pipe is tied into. 2" minimum drain line should be what you tie into. Sink drain line use 1 1/2".
How do you find a drain pipe?
Radio Shack "drain pipe tracer".
What goes up a drain pipe down but not down a drain pipe?
Foul Air
Can a sewage drain pipe be to large?
Yes, a sewage drain pipe can be too large.
Front load washer drain size?
The outlet pipe needs to be a minimum of two inches and then expanding to the four inch main line
What is the minimum diameter of a toilet drain pipe?
Normally 3" BUT if your using a sewerage ejector you can go with a 2" grinder pump if properly vented
Can you hook a water drain pipe to a 3'' sewer pipe and it be safe?
If you are talking about a roof water drain pipe to sewer it is illegal. If you are talking about a sink drain pipe well that is where they all connect to so yea.
What is dwv pipe?
dvw pipe = drain, waste and vent pipe.
What vent pipe size is required for a kitchen sink?
If the drain is used as a wet vent for another fixture 2". Otherwise 1.5".
Do you connect a downstairs toilet to an existing stench pipe or go straight into the drain?
It depends on the configuration of the pipe. It must be a minimum of 3" pipe and the configuration of how it is hooked up must allow for the toilet to be vented and must not disrupt the venting of other fixtures. Call a plumber.
