Screed should be firm enough to walk on before tiling can begin.
Tiling on new screed floor.
Bal new floor is a standard setting flexible tile adhesive for new cement and concrete floors.
It also provides a key for the adhesive to grip onto the surface must then be cleared of dirt and debris prior to primers being applied.
These screeds can be applied both bonded directly onto a concrete base or un bonded applied on to a polythene sheet damp proof membrane.
How to prepare a new screed floor for tiling.
Water and frost resistant it can be grouted after 24 hours.
The top surface of screeds may need to be scored sanded or keyed in preparation to accept the primer and floor tiling adhesive sanding keying etc.
If you have a brand new freshly laid screed floor lay a plastic foil down before installing laminate panels.
Allowing fast track installations on new concrete after seven days and new cement sand screeds after 24 hours bal new floor is suitable for fixing ceramics porcelain and vitrified tiles in dry or wet interior and exterior environments.
Some laminate panels may have built in plastic foils or something similar.
Green screeds are usually 1 3 or 1 4 cement and sand at a usual thickness of 50mm.
Tiling onto green screeds or concrete.
Both screed and concrete are referred to as being green during the period from application through to the time it gains strength and reaches dimensional stability.