Steel BeamInstallers
Plasterer seen from behind skimming a newly boxed beam

Plastering & making good · Southampton

Plastering & making good in Southampton

Plastering & making good for homes in SO14, SO15, SO16, designed by a structural engineer.

  • Price fixed in writing once scope is agreed
  • Building control arranged
  • Temporary works and making good included

Free survey in Southampton

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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

What plastering & making good involves in Southampton

Our plastering & making good service in Southampton covers everything from the first visit to the completion paperwork. The wider Hampshire area is covered as well. Postcode districts we cover here include SO14, SO15, SO16, SO17 and SO18.

We make good as the final stage of our structural jobs, and can quote it separately where another firm has fitted the steel. It covers boxing and fire boarding, plastering and skimming, floor infills and skirting, leaving smooth, dry surfaces for your decorator.

Worth knowing before you start

  • 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.
  • Victorian and Edwardian ceilings are often lath and lime plaster, which can sag or come away when nearby work shakes it. Small areas can be patched to match, while larger damaged areas are usually overboarded or replaced for a sound result.
  • 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.
  • 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.

What happens, step by step

  1. Look and measure

    We check the wall, the span you want and what the wall is carrying, and photograph anything the engineer needs to see.

  2. Design and price

    Calculations come back from the engineer and we confirm your fixed written price, line by line.

  3. Building control

    We submit a building notice or full plans application to Southampton City Council, so approval is in place before the wall is touched.

  4. Fit, inspect, finish

    The work is propped and the steel installed and packed tight. After inspection the opening is boxed, plastered and left clean.

Guide prices for plastering & making good in Southampton

As a guide, budget £340–£1,340 including VAT for plastering and making good in Southampton, based on published UK cost guides adjusted for prices in the South East (+12%).

JobTypical guide rangeWhat it usually covers
Plastering and making good£340–£1,340Boxing the beam, bead and skim, reveals, floor infill where the wall stood and tidy-up
Kitchen-diner knock-through£2,800–£6,700Internal structural wall between kitchen and dining room, steel beam, approvals and making good (kitchen fitting extra)
Through-lounge knock-through£2,800–£6,150Wall between front and back reception rooms, steel beam, approvals, plastering and floor infill
Chimney breast removal (ground floor)£1,700–£3,350Ground-floor breast removed, steel to support the breast above, building control and making good

Figures include our approximate regional adjustment for prices in the South East (+12%) and are rounded. How these figures are worked out.

Approvals in Southampton

Structural openings in English homes need building regulations approval before work starts. Southampton City Council 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.

Terraced and semi-detached homes often need party wall notices, because cutting into a shared wall to take a beam end is notifiable under the Party Wall etc. Act 1996. Allow at least two months for the notice period unless your neighbour agrees sooner.

Building rules in England

Plastering & making good near Southampton

Local questions answered

Do you cover Southampton for plastering & making good?

Yes. We carry out plastering & making good in Southampton and the SO14, SO15, SO16, SO17 and SO18 postcode districts. Book a free survey visit and we will check the wall, arrange the engineer's calculations and send an itemised written quote.

Can you work on older or listed homes in Southampton?

Yes. Older homes often have lime mortar, timber lintels or shallow footings, which the engineer allows for. Listed buildings need listed building consent for internal structural changes as well as building regulations approval, and that must be in place first.

How do you hide a steel beam in the ceiling?

Most beams are boxed with fire-rated plasterboard fixed to a light frame, then finished with corner beads and a skim coat so they read as part of the ceiling. If you want no downstand at all, the beam has to be set into the floor void when it is installed, which is decided at the design stage.

What happens to the floor where the wall was removed?

The gap left by the wall is filled to match the floor on either side. Suspended timber floors get new joists and boards, solid floors are filled and screeded, and the infill is levelled so carpet, laminate or tiles can run straight across the room without a visible ridge.

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 I need a party wall agreement for plastering & making good in Southampton?

Yes, if the beam bears into a shared wall: the Party Wall etc. Act 1996 applies in England and Wales, and a party structure notice must be served at least two months before that work starts. We arrange it through a party wall surveyor.

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.