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Liquid Screed · Buckinghamshire

Liquid Screed in Amersham

From the mixer outside, our hose takes liquid screed into Amersham extensions, kitchen-diners and flats; the floor goes down in one visit and can be walked on within 24 to 48 hours. Post-war detached houses are the typical Amersham job. They are regularly extended, and owners adding underfloor heating to a large new kitchen often choose liquid screed because it gives a thin, responsive floor that warms up quickly.

Large kitchen extensions across Amersham suit a pumped floor

The 1945 to 1972 period accounts for 33% of Amersham's housing, and the detached houses of those years are regularly extended. The typical result is a long kitchen, dining and living space across the back of the house. A floor that size, open from end to end, is the natural home for a pumped screed.

Poured in, the screed spreads to every wall and settles flat on its own. It reaches SR1 or SR2 surface regularity readily, which suits large tiles and LVT, and because shrinkage is low it needs far fewer joints than a hand-laid screed. Over heating pipes it wraps round them fully with no voids, and the thinner layer means the floor responds faster when the heating comes on.

Where the extension joins the old house, thickness becomes the issue. Liquid can float on insulation at about 35mm in a home, while sand and cement needs about 65mm. With heating pipes, give it 25mm or more above them, which normally brings the full depth to 45 to 50mm.

There are two broad kinds of liquid screed, calcium sulphate and cement based. Both flow and self-level; the choice depends on the rooms, the flooring and whether any area may get wet. For how a pumped floor compares with a hand-laid one, read liquid versus sand and cement. The heated screed page for Amersham covers commissioning.

Pumping into Amersham flats and houses

All flats together make up 19% of Amersham's homes. On an upper floor, a pump is the practical way to get screed into the room, because nothing is carried up the stairs. From the mixer at street level, our hose climbs through the communal entrance to the flat's front door, so the building manager needs to agree that route and it has to be protected before the day.

For houses, the mixer stands on the drive or the road near the property, and the hose goes through the nearest door. If the house is on a slope or set well back, tell us, because hose length and the route affect how the pour is planned. Our own pump comes with our own operators, as described under screed pumping; we never hire machines out.

When we arrive we walk the room: perimeter strip on the walls, taped membrane joints over the insulation, and a dam across each doorway. After pouring, shut out draughts for a day or two and only then open the windows. For nearby homes to the north, see liquid screed in Chesham.

Liquid Screed prices in Amersham

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 Amersham

Finished floor screed in a residential extension
Finished floor screed in a residential extension.

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 Amersham

As the crow flies, our yard in Slough is about 10.1 miles from Amersham, which lies to the north. Postcodes here include HP6 and HP7, and Chesham (1.9 miles), Chorleywood (4 miles), Beaconsfield (4.9 miles) and Berkhamsted (6.2 miles) are close by.

More on liquid screed, part of our screeding services.

FAQs

Liquid Screed in Amersham: your questions

How thick does liquid screed need to be in an Amersham extension?

On insulation in an Amersham house, a floating liquid floor can be about 35mm thick. Heating pipes change that: 25mm has to sit over them as a minimum, so the finished layer typically measures 45 to 50mm. The builder or architect normally sets the finished floor level, and we pour to meet it.

Is liquid screed more expensive than sand and cement?

A little, if you compare the rate for each square metre. On 2026 published rates, liquid costs £24 to £31 a square metre and the hand-laid alternative £18 to £25. On a large open-plan floor the overall difference narrows, because liquid goes down in a day, is thinner and needs fewer joints. For a cloakroom or a single small room, the hand-laid option tends to come out cheaper.

Can liquid screed be laid in an Amersham flat on an upper floor?

Yes, and pumping is often the easiest way to do it. The hose runs from the mixer outside up to the flat. The building manager should agree the hose route in advance, and stairs, lifts and common areas along it are covered against spills before the pour.

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