Initial, A plumber will inspect the drain to ascertain the cause of the clog or backup and how to progress. Up coming, the plumber may use a waterproof digicam to assess underground pipes if homeowners have challenges with their sewer traces. As an alternative to bleach, consider safer alternate options https://www.google.com/maps/d/edit?mid=1awcLFfd50l58bwAtL8J-GmaNn1_W-hY&usp=sharing