Browse Forums General Discussion Re: Loud Thud/Knocking noise in drain pipe 2Aug 02, 2013 4:22 pm judder We've contacted the builder twice who have sent around the most junior employees to have a look at it and each rubbed their hands cleaning blaming it's a design fault (which IT IS NOT) and the builder pointing to the plumber for poor worksmanship. No point the builder blaming the plumber for poor workmanship, the builder is still responsible for getting it fixed. Good luck with this one as the industry is notorious for buck passing and not accepting responsibility. The standard of some of the plumbing work that I see in some blog photos leaves a lot to be desired yet it seemingly passes inspection, even the blatantly non compliant. 3in1 Supadiverta. Rainwater Harvesting Best Practice using syphonic drainage. Cleaner Neater Smarter Cheaper Supa Gutter Pumper. A low cost syphonic eaves gutter overflow solution. Re: Loud Thud/Knocking noise in drain pipe 3Aug 02, 2013 4:58 pm It sounds like your waste system may not be properly vented and air lock are forming. The Harder You Try - the Luckier You Get ! Web site http://www.anewhouse.com.au Informative, Amusing, and Opinionated Blog - Over 600 posts on all aspects of building a new house. Ain't that the truth! We used to have a tile roof and had it replaced with colorbond and suddenly everything throughout the entire house sounds louder! 4 7342 Nope, only on the inside, I've literally has my ears to the brick outside and can't hear anything. I can sort of 'reset' the noise by pressing firmly on the studs. This… 10 13659 Upgrading your windows to soundproof ones, like triple-glazed, can make a significant difference. While changing window… 4 11952 |