Steel BeamInstallers
Plasterer seen from behind skimming a newly boxed beam

Plastering & making good · Sutton

Plastering & making good in Sutton

Plastering & making good for homes in KT4, SM1, SM2, designed by a structural engineer.

  • Free survey visit in Sutton
  • Engineer's calculations arranged
  • Building control handled for you

Free survey in Sutton

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  • Free survey visit
  • Engineer's calculations arranged
  • Building control handled
  • Fixed written price once scope is agreed
  • England, Wales, mainland Scotland & NI

Plastering & making good in Sutton: how it works

If you live in Sutton, plastering & making good can usually be planned and priced after a single survey visit. The wider London area is covered as well. We cover KT4, SM1, SM2, SM3 and SM4, and we fix the price in writing once the layout and scope are agreed.

Structural work leaves a trail behind it: a steel beam to hide, ragged wall ends, a strip of missing floor, cracked ceiling where props stood and holes where needles passed through. However good the steel, this is the part you look at every day, so it deserves the same care as the structure.

Things to plan for

  • A boxed beam usually leaves a downstand below the ceiling line. Where a flat ceiling is wanted, the beam has to be set up into the floor void during installation, so the finish needs deciding before the steel goes in, not after.
  • Plastering itself is wet rather than dusty, but cutting back old plaster and sanding filler is not. Work areas are sheeted off, floors protected and dust extraction used when cutting, so the mess stays in the room being worked on.
  • New plaster is very absorbent, so the first coat of emulsion is normally thinned with water as a mist coat to seal it. Skipping this step is a frequent reason paint flakes off fresh plaster within weeks of decorating.
  • Hairline cracks sometimes appear along board joints or where new plaster meets old, as the building settles onto the steel and the plaster dries out. They are normal in the first months and are usually filled at the next redecoration.
  • Fresh plaster has to dry before it is painted. A thin skim over board in a warm, ventilated room often dries within a few days to a week, while backing coats and deeper repairs take longer. Painting too soon can cause peeling and patchy colour.

Four stages, one team

  1. Survey in Sutton

    We visit, look at the wall and what sits above it, measure the opening and note services, access and how the steel can be brought in.

  2. Engineer's design

    A structural engineer sizes the beam, padstones and any posts, and sets out the temporary support needed while the wall is out.

  3. Building control

    We submit a building notice or full plans application to the local council's building control team, so approval is in place before the wall is touched.

  4. Install and sign-off

    Props go in, the opening is formed, the steel is set and packed, building control inspects it, and we make good.

How much should I budget in Sutton?

As a guide, budget £380–£1,540 including VAT for plastering and making good in Sutton, based on published UK cost guides adjusted for London prices (+28%).

JobTypical guide rangeWhat it usually covers
Plastering and making good£380–£1,540Boxing the beam, bead and skim, reveals, floor infill where the wall stood and tidy-up
Load-bearing wall removal with steel beam£2,550–£6,400Typical internal wall up to about 4 m: calculations, building control, propping, steel, padstones, fitting, fire protection and making good
Chimney breast removal (ground floor)£1,900–£3,850Ground-floor breast removed, steel to support the breast above, building control and making good
Through-lounge knock-through£3,200–£7,050Wall between front and back reception rooms, steel beam, approvals, plastering and floor infill

Figures include our approximate regional adjustment for London prices (+28%) and are rounded. How these figures are worked out.

Building rules for Sutton

Structural openings in English homes need building regulations approval before work starts. The local council's building control team can deal with it, or you can use a registered building control approver. Either way the steel is inspected before it is covered, and a completion certificate is issued at the end. Keep it safe for when you sell.

If the beam bears into a wall you share with a neighbour, the Party Wall etc. Act 1996 applies, and a party structure notice must be served at least two months before that work starts. We arrange this through a party wall surveyor.

Building rules in England

Plastering & making good near Sutton

Plastering & making good in Sutton: your questions

What happens at the survey visit in Sutton?

We look at the wall, the floor and ceiling either side and what sits above, measure the opening you want, and note cables, pipes and access for the steel. It usually takes under an hour and there is no charge.

Who approves plastering & making good in Sutton?

Structural work in Sutton needs a building notice or full plans application to the local council's building control team or a registered building control approver. We prepare and submit it with the structural engineer's calculations and arrange the inspections, so the completion paperwork follows the job.

Will cracks appear after plastering?

Small hairline cracks can appear in the first months as the plaster dries and the building settles onto the new steel. They are cosmetic and normal, and are usually filled when you next repaint. Wide or growing cracks are different and should be reported, as they can point to movement that needs checking.

Do you decorate after making good?

Not usually. Making good leaves surfaces skimmed, dry and ready for paint, with trims refitted, and decoration is normally left to you or your decorator so you can choose colours and finishes yourself. Whoever paints should start with a thinned mist coat on the new plaster before the main coats.

Do you replace skirting boards and door frames after a knock-through?

Yes, where the work affects them. Skirting is extended or replaced so it runs through the new opening, and door linings and architraves are refitted or replaced where an opening has changed. Where period mouldings are involved, matching profiles can usually be sourced or made up to suit.

Do you also work near Sutton?

Yes. We also cover nearby towns including Carshalton, Banstead, Ewell and Wallington.

Planning to take a wall out?

Book a free survey visit. You get an itemised written quote covering calculations, building control, steel and making good.