'semi-dry' sand/cement mix

[heavytrevy]

def not practical,
For up to 50 mm in the area/ temp i live bout 3 days till i can get on it.
Use a green screed adhesive if tiling or a sealer before applying tanking,
Plenty of products out there for this purpose.

Trev

Not sure an 80 day interval in the process of laying a wet room floor is going to work for anyone...............