ConstructionPlumbing

A DIY installer or plumber needs to fix a washer drain line that was installed without a trap or vent, and is deciding between adding an AAV/trap or a basement trap with potential venting issues.

0
Opp. Score
39
Reports
1
Severity
2Mild
Trend
0%
stable
First Seen
Jun 19, 2026

Join the beta — full access for the first 1,000 builders

Join Beta