Browse Forums Paving & Concreting 1 Feb 27, 2017 1:59 pm Hi All, I've done many searches but can't find a straight answer... We'd like to level out a concrete slab (so we can lay vinyl planks and have it nice and flat) that has already been sealed. Is there a primer solution that will let us use self levelling concrete over a sealed slab, something like the Lanko Ultraprime maybe? We really don't want to grind or use acid on slab! Thanks Hi guys, I want to do some floor levelling before laying the planks and am considering doing it with self-levelling or yellow tongue PB board. I am wondering which one… 0 3933 Much a do about nothing. You can see the fall heading to the actual drains. Stormwater ingress will be minimal and it's far better to have the top sitting flush rather… 12 5197 As most others have posted above the install isn't compliant. The pipe is meant to be covered in loose soil or sand, the pipe has holes in it that leaks out a termicide… 10 4654 |