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Liquid Screed · Buckinghamshire

Liquid Screed Contractors in High Wycombe

Pumped from the mixer, liquid screed finds its own level, so we can pour a High Wycombe extension or a whole open-plan ground floor in one visit, and people can walk on it inside 24 to 48 hours. Flats make the strongest case for it locally. They are 32% of homes in High Wycombe, and taking a hose up the stairs saves wheeling in barrow after barrow of hand-mixed screed.

Liquid screed for High Wycombe flats and extension slabs

Lay a traditional screed in a flat and most of the labour is spent carrying sand and cement. Pumping changes that: the machines stay down on the street while the hose climbs the stairwell to the room. The pour is faster, quieter for the neighbours and tidier in the shared hallways, which building managers usually prefer.

The other natural home for it is the extension: across High Wycombe, inter-war and post-war semis are commonly extended at the rear or side, and the new slab then needs screeding up to the existing floor height. A house floor floated on insulation can take liquid screed from about 35mm, against about 65mm for sand and cement, which can mean a level threshold instead of a step at the doorway.

It is also flat. Since it finds its own level, hitting the SR1 or SR2 classes for surface regularity is straightforward, good news for large tiles and click flooring. With so little shrinkage, a big open floor gets away with only a handful of joints.

New plots are a fit as well, and in High Wycombe 10% of homes date from 2015 or later. Liquid screed comes with either binder, calcium sulphate or cement, depending on the room it is going into. To compare the two laying methods, read liquid screed vs sand and cement; for floors with pipes in, our underfloor heating screed page takes over.

Pump access for High Wycombe houses and upper floors

The first question before any pour is booked: where can the mixer and pump stand? A driveway makes it easy. If your road has permit parking or yellow lines, let us know early so the right arrangements can be made. From the pump, the hose can travel along a hallway, down a side passage or up several floors, provided the route is clear and protected.

Then the room. We need edge strip on every wall, the membrane laid on the insulation with its joints taped, and a dam across each doorway so nothing escapes, and we go round checking all of it on the day. If only the pumping is wanted, our screed pumping service handles that.

Last comes drying. You can cross it on foot after a day or two; the carpet, tiles or wood have to wait for a passed moisture test. Budget around a day for every millimetre through the first 40mm, with the pace dropping after that, and more again in a cold, unheated room. Working in Marlow, about 4 miles away? See liquid screed in Marlow.

Liquid Screed prices in High Wycombe

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 High Wycombe

Finished screed floor in a new build room
Finished screed floor in a new build 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 High Wycombe

As the crow flies, our yard in Slough is about 8.1 miles from High Wycombe, which lies to the north-west. Postcodes here include HP11, HP12 and HP13, and Marlow (4.1 miles), Beaconsfield (4.7 miles), Amersham (6.9 miles) and Maidenhead (7.4 miles) are close by.

More on liquid screed, part of our screeding services.

FAQs

Liquid Screed in High Wycombe: your questions

Can liquid screed go over an existing concrete floor in High Wycombe?

Usually, yes. It goes down as a floating screed on a membrane, or on insulation if the floor is being upgraded, from about 35mm deep in a house. The old slab has to be sound, and the membrane lapped and taped. A cracked or lifting floor may need repairing first, and we will flag that in the quote.

What stops liquid screed running out under the doors?

Careful preparation. Every doorway and opening is dammed before the pour, edge strip runs round each wall, and the membrane is sealed at the joints and turned up at the edges. Together those keep the screed in the room and stop it creeping under the insulation. Each point gets checked before the pump is switched on.

Is liquid screed worth it for a small High Wycombe extension?

Often, yes, even though it costs more per square metre: £24 to £31 per m² on published 2026 UK figures. It goes down in one visit, takes foot traffic 24 to 48 hours later, and needs less depth than hand-mixed screed. For a very small room that is hard to reach, though, hand-laid screed can be simpler, and we will tell you if so.

Free, no-obligation quote

A fixed price for your High Wycombe floor