Is this a proper way to plumb a basement bathroom?
1. lav drain
2. shower
3. toilet
4. vent for toilet
5. is hard to see but is a 2" Wye rolled above the horizontal to vent the shower.
Question:
Is the toilet vented by the vent for the shower(#4 in the photo)?
Or is the toilet wet-vented by the lav drain(#1 in the photo)
1. lav drain
2. shower
3. toilet
4. vent for toilet
5. is hard to see but is a 2" Wye rolled above the horizontal to vent the shower.
Question:
Is the toilet vented by the vent for the shower(#4 in the photo)?
Or is the toilet wet-vented by the lav drain(#1 in the photo)