Ardex 828 very easy to work with Can be processed without bands
That would have been my tip as well. I'm currently using it for the concrete ceilings/walls. However, it sets very quickly. So only mix as much as you can actually use within 15 minutes.
would have been my guess too. I'm currently processing it for concrete ceilings/walls. But it sets very quickly. So only mix as much as you can actually work with within 15 minutes.
Observe the curing time and it will work! Or there are also pre-mixed versions in a bucket!