If the riser is 2 or 3 then the drain connection must be at least 1 inches.
Floor drain riser diagram.
A short riser at the underside of the drain attaches to a quarter bend fitting which allows water to flow freely instead of backing up at the drain.
This plumbing diagram might be required for a building permit.
P 3 sanitary venting proposed vtr s are shown but the sanitary vent piping will.
P 803 plumbing water riser diagram p 804 plumbing water riser diagram.
Codes installation leaks clogs connections troubleshooting repair.
Plumbing a floor drain allows a do it yourself.
If it s 4 then the drain connection should be 2 inches or larger.
How to draw a riser diagram is an oft asked question.
This article discusses the inspection and repair or un clogging of condensate disposal systems including air conditioning heat pump or condensing boiler furnace condensate drains condensate pumps and their proper installation as part of our review of condensate piping traps drains.
The trouble is the inspector wants the drawing to be accurate.
A rough in plumbing diagram is a sketch for all the plumbing pipes pipe fittings drains and vent piping.
Great video here showing how to vent plumbing.
P 2 mech rm floor drain a main line was shown in the area but the branch piping and all pipe sizing remains to be completed.
According to nfpa 13 risers that are 2 should use a inch or larger drain connection.
You may need to pull a permit and need one.