Laying A Thin Floor Screed

Thin levelling screed as part of a new project or renovation it is essential to get a perfectly flat and solid support in order to lay the desired floor.

Laying a thin floor screed.

However there is an easier way and this is where the word screed. Speed of installation a three man team can usually install 150m2 of sand and cement screed in a day the same size team can install. 3 part series on insulating screeding tiling and grouting a travertine floor. A floor screed is usually a cementitious material made from a 1 3 or 1 4 5 ratio of cement to sharp sand.

1 tonne of flooring grit or sharp sand mixed at 4 sand to 1 cement will cover approximately 15 square metres of floor when laid at 40mm thick. Thin screed mix when we are talking about thin screed mix you have to look at what you are trying to achieve with them. 5 posts page 1 of 1. There are many proprietary screeds on the market and information about these can be obtained from the manufacturer.

How thin can i lay concrete on a floor. If you are looking to lay thin floor coverings and looking to take out the imperfections of the substrate. Historically many building projects have predominantly use standard sand and cement screeds however liquid flowing screed is fast becoming the product of choice for many architects and developers because it has many advantages in comparison some of which include. This provides a strong smooth surface to install flooring over.

Laying a level floor screed over a large area is difficult and to do so by eye requires years of experience. What your substrate is what products can you use that will go down to the desired thickness that you are looking for. It may be applied onto either a solid in situ concrete ground floor slab or onto a precast concrete floor unit. Modified sand and cement screed fast drying rapid strength type product you would be looking as thin as 10 mm.

Specialist calcium sulphate flow screed would be 15 mm. As you have found a thin layer of screed on concrete breaks up like toffee. If you can remove the whole surface layer then use a latex self levelling compound to resurface the floor make sure the surface is wet before you apply the compound. Consult a contractor before screeding a large area installing a thin floor 2mm 0 08 over the screed or installing screed over underfloor heating.