Check for caution indications like gradual drains, gurgling pipes, foul odors, or soggy patches close the drain area
https://atavi.com/share/xg3jcpz1v35l8
Check for warning indicators like sluggish drains, gurgling pipes, foul odors, or soggy patches close to the drain subject. Note when they commenced and the way normally they happen to aid the technician diagnose troubles briefly.