Browse Forums Bathrooms and Laundry 1 Oct 01, 2016 4:47 am I have a leak from the waste of my sink. There is an additional connection at the top of the waste which I think is called a silent trap. I guess it's supposed to allow air in but it actually allows water out. Any ideas why it's started to do this and how to fix it please? Having looked further, it may be an antivac trap. Here's a picture Like ⋅ Add a comment ⋅ Pin to Ideaboard ⋅ The connection that leaks is above the outlet If you have a floor waste, turn on your sink and put your ear down to the central floor waste and listen. If you can hear water running then they all connect there. If you… 10 12146 Have had stone benches with undermount sink (kitchen) and drop-in (laundry) and top-mounted basin (bathrooms) for coming up 13 years and not one chip/scratch of any kind.… 2 9686 Render your bathroom walls, two opinions versus the one, makes you wonder. 3 6069 |