How To Lay A Thin Floor Screed

A floor screed is usually a cementitious material made from a 1 3 or 1 4 5 ratio of cement to sharp sand.

How to lay a thin floor screed.

What your substrate is what products can you use that will go down to the desired thickness that you are looking for. Thin screed to level old concrete floor. Applying leveling screed to a concrete base is a popular building practice in the uk. If you are looking to lay thin floor coverings and looking to take out the imperfections of the substrate.

There are many proprietary screeds on the market and information about these can be obtained from the manufacturer. I laid the conc slab badly about 6 years ago did the whole shed in one hit 75m2 but my workshop is athird of the shed so 25m2 wants levelling. 5 posts page 1 of 1. A smoothing compound can be laid a thin as feather edge 1 2mm.

However there is an easier way and this is where the word screed. Modified sand and cement screed fast drying rapid strength type product you would be looking as thin as 10 mm. Therefore you have to lay the screeds on the floor every 3 and you should use a spirit level to make sure they are perfectly aligned. This provides a strong smooth surface to install flooring over.

Thin screed mix when we are talking about thin screed mix you have to look at what you are trying to achieve with them. Hi all i want to level my workshop floor. Specialist calcium sulphate flow screed would be 15 mm. As you have found a thin layer of screed on concrete breaks up like toffee.

How thin can i lay concrete on a floor. Hey guys how thin can you go with an underfloor heating screed bonded to a concrete slab. I know that a normal sand cement screed will curl but i ve read that screeds reinforced with polypropylene fibres can go as thin as 25mm. 3 part series on insulating screeding tiling and grouting a travertine floor.

20 mm thickness should do it. 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. I ve got 28 30mm of flooring to raise. Discussion in builders talk started by barnjules jan 30 2017.

The easiest method to screed your concrete floor is to use 2 2 wooden screeds or 3 3 4 4 if you need a thicker layer of screed. Laying a level floor screed over a large area is difficult and to do so by eye requires years of experience.