Lightweight Concrete Floor Screed

In laf s case lightweight concrete toppings are predominantly blends of vermiculite aggregates mixed with cements of various grades depending on the use.

Lightweight concrete floor screed.

Density less than 2 000 kg m3 125 lb ft3 reduces dead loads and seismic forces on the structure. Concrete timber or steel construction. For the floor screed you can use 500 600 kg m3 density. Screed is usually applied on top of the concrete slab and is most commonly used as a finishing layer on internal floors or to level the floor prior to final floor coverings carpet tiles natural stone linoleum wood flooring resin coatings etc.

To reduce dead load on building structure you can use lightweight concrete floor screed. There are many proprietary screeds on the market and information about these can be obtained from the manufacturer. Description argex lightweight floor screed concrete mix ideal for floor topping where weight or noise is an issue use for acoustic thermally enhanced lightweight concrete floor screeds available in united kingdom and ireland. Provided thermal insulation at densities less than 800 kg m3 50 lb ft3 multi functional.

Perlite lightweight concrete offers the following benefits. Strength 9n concrete density 1350kg m3 50 lighter than normal screed product code argex floor screed mix. When used for flooring the mix does not provide a wearing surface and must therefore be topped. Lightweight concrete floor screed supply and apply.

A floor screed is usually a cementitious material made from a 1 3 or 1 4 5 ratio of cement to sharp sand. When used on roofs it can be laid to falls and is generally topped with sheathing felt and mastic asphalt. This material has excellent thermal and acoustic insulation. It may be applied onto either a solid in situ concrete ground floor slab or onto a precast concrete floor unit.

Lightweight screeds the laterlite range of bagged premixed lightweight screeds can be used for high performance floating bonded and unbonded screeds without overloading existing floor slabs of any type. Tarmac lightweight screed is a pre blended dry bagged lightweight screed for weight reduction and thermal insulation on floors and roofs.