Posted by J.I. on January 18, 1998 at 16:38:49:
In Reply to: Main Vent Stack rerouting posted by joe on January 18, 1998 at 08:20:10:
: In the process of remodeling my master bath, I would
: like to move the 3" main sewer drain vent from a now
: removed interior wall to the outside wall the is 1 1/2
: feet away. Can I place a 90 degree elbow in this to
: move the vent horizontally through the floor and another
: elbow to move it up the wall?
: If I can do this, does anyone know if it is possible,
: and safe to drill a 3" hole through the 9x2 floor
: joist?
: Also are there any striaght foward rules on drian
: vent routing, and where can I find them?
: thank you for your help
Yes you can offset your vent line with the 2-90's. Keep the vent line pitched upward on horizontal run 1/8" per foot. Drill a 3 5/8" hole in the floor joist, If you would like check with your building dept. about the hole some Villages may not allow this.