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Liquid Screed · Hertfordshire

Liquid Screed in Chorleywood

We pump and lay liquid screed in Chorleywood for extensions, open-plan ground floors and heated rooms. Floor work here is dominated by large detached houses gaining kitchen and family room extensions, and those wide floors are exactly where a self-levelling screed pays off. One pour covers the whole area, it settles flat without hand ruling, and it can usually be walked on within 24 to 48 hours.

Where pumped screed earns its place in Chorleywood

Liquid screed is a flowing mix pumped from the mixer lorry straight into the room. Because it settles under its own weight, one day covers a wide Chorleywood ground floor, and SR1 or SR2 flatness comes without much effort. Two chemistries are available, calcium sulphate or a cement based mix, and the choice rests on the room and whatever flooring will cover it.

In Chorleywood it suits the jobs the housing produces. A kitchen knocked through into a new family room is a long, open floor with few walls to work around. A whole ground floor refurbishment in a big detached house can be poured in one go instead of room by room. And any floor carrying wet underfloor heating benefits, because the liquid flows around the pipes and leaves no voids.

It also builds thinner. Laid over insulation in a Chorleywood house, a pumped floor can go down to roughly 35mm, against 65mm for hand-laid sand and cement. That saving is useful where a new extension has to finish level with an older floor in the main house, a frequent constraint in the Chorleywood Common and Station Estate conservation areas, and it leaves more room for insulation.

Flats make up 12% of homes here, a much smaller share than the detached houses. Where a flat does need a new floor, the thin section and low weight of a liquid screed work in its favour. Our poured versus hand-laid screed comparison weighs the two up for a floor like yours.

Getting the pump to a Chorleywood ground floor

On pour day a mixer lorry and a pump arrive together. The pump pushes screed through a hose that runs from the road or drive into the room, so the questions at survey are where the lorry can stand, how far the hose must go and whether it passes through the house or round the side. Detached plots with a drive usually make this simple. A house set well back from the road may need a longer hose run, and we plan that before the day.

Ahead of pouring we lay the insulation, tape the membrane joints and fix an edge strip round each wall to give the screed room to move. The screed is then pumped in, dappled to release air and left to settle.

Foot traffic is fine after 24 to 48 hours, so the rest of the trades are not locked out of the house for long. Getting it dry enough for the new kitchen floor is slower going. Count on about one millimetre each day down to 40mm, and less than that after. A hygrometer test confirms when the floor is ready, which is more reliable than counting days.

If the extension is heated, see our underfloor heating screed page for Chorleywood. We also cover Rickmansworth liquid screed jobs, about 2.5 miles down the road.

Liquid Screed prices in Chorleywood

Liquid screed: £24 to £31 per m² supplied and laid (MyJobQuote, August 2026), so £960 to £1,240 for 40 m². MyJobQuote does not say whether these figures include VAT. See our floor screeding cost guide or screed calculator.

Who lays your liquid screed in Chorleywood

Large finished floor screed in an open room
Large finished floor screed in an open room.

K & B Screeding’s own team, led by director Donatas Bardisevicius. Founded 2019, company 12298780.

See what customers say in our Google reviews and on our testimonials page.

Liquid Screed from Slough to Chorleywood

As the crow flies, our yard in Slough is about 10 miles from Chorleywood, which lies to the north-north-east. Postcodes here include WD3, and Rickmansworth (2.5 miles), Amersham (4 miles), Chesham (5.2 miles) and Watford (5.4 miles) are close by.

More on liquid screed, part of our screeding services.

FAQs

Liquid Screed in Chorleywood: your questions

How thick is liquid screed in a Chorleywood extension?

In a house, on a floating build over insulation, plan on about 35mm as the starting depth. Where heating pipes are buried in it, 25mm is the minimum cover, which takes the build to around 45 to 50mm. Because it is thinner than a 65mm sand and cement screed, it helps a new extension meet the level of the existing house floor without a step.

Is liquid screed as strong as concrete?

It is not a structural material and is not meant to replace a concrete slab. Its job is to give a flat, dense surface over the slab or insulation that carries the floor finish. For normal domestic loads in a Chorleywood house it is ample. We do not lay structural slabs, so that part stays with your groundworker.

Is liquid screed likely to crack?

Liquid screed barely shrinks while it cures, so it can run across a room with far fewer joints than sand and cement, and shrinkage cracking is much less likely. When cracks do appear, the usual causes are a poor base, a missing edge strip or underfloor heating turned up too quickly. Careful preparation and a gradual heat-up avoid most of them.

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Liquid Screed near Chorleywood

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