Plumbing Services Sept 24, 2019 8:55:48 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by jonaluthes on Sept 24, 2019 8:55:48 GMT -5 Clogged drains are the most common home plumbing problem, and you can buy chemicals to clear them. But these products sometimes do more harm than good. They can actually erode cast-iron drainpipes.