There are many types of screed available in the market place, in summary these tend to fall into several categories:
Liquid Screed – Can be installed in lower depths, good for under floor heating.
Sand and Cement Screed – Good for small areas.
Sand and cement screed with additives to speed up drying process or enable them to be laid at thinner depths.
Looking for the right solution, talk to Midland Flooring.