Home improvement How to Clear a Clogged Sink Drain | This Old House – YouTube diy projects ⋅ September 9, 2019 Plumbing and heating contractor Richard Trethewey unclogs a stubborn sink drain. (See below for a shopping list and tools.) Bookmark(0) Please login to bookmark Username or Email Address Password Remember Me No account yet? Register Do you have 10 seconds? Show this DIY to your friends and fans. Report Content To report this post you need to login first. No comments Leave a Reply Cancel replyYou must be logged in to post a comment.