Steel BeamInstallers
Hallway doorway widened into a larger opening with a new lintel before plastering

Wider doorways & openings · South Croydon

Wider doorways & openings in South Croydon

Wider doorways & openings in South Croydon, from free survey to completion certificate.

  • Itemised written quote
  • Beam sized by a structural engineer
  • Covering South Croydon and nearby

Free survey in South Croydon

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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

Planning wider doorways & openings in South Croydon

Need wider doorways & openings in South Croydon? Our coverage runs across London, so nearby villages are included too. We survey the property, arrange the engineer's design, deal with local building control, fit the steel and make good, all under one quote for CR0, CR2, CR7, CR8 and CR9 addresses.

Not every layout change needs a whole wall out. Widening a cramped doorway, adding a second door into a room or forming a wide opening between hall and living room can change how a home flows while keeping most of the wall, along with its storage space and furniture positions.

Worth knowing before you start

  • Light switches, sockets and cables often sit right beside a doorway. These are moved before cutting, and any electrical alterations in England must comply with Part P of the building regulations where they are notifiable.
  • When an opening widens, the old threshold strip and floor finishes often stop short. Carpet, boards or tiles need joining neatly across the new width, and a change in floor height between rooms may need a threshold bar or a gentle ramp.
  • The main cost factors are whether the wall is structural, the width of the opening, what the support bears onto, how much electrical or heating work has to move, and whether you want new door linings and doors fitted as part of the job.
  • Each side of the new opening needs enough solid wall for the lintel or beam to sit on. If the opening runs close to a corner, another doorway or a chimney breast, there may not be enough masonry, and a column or padstone may be required.
  • Older door surrounds and walls can hide asbestos in textured coatings, insulating board above doors or panelling. In buildings built before 2000 it must be identified before the wall is cut, so a refurbishment survey of the area is arranged where there is a risk.

From survey to sign-off in South Croydon

  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 the local council's building control team, 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 wider doorways & openings in South Croydon

As a guide, budget £1,300–£3,200 including VAT for widening an internal doorway in South Croydon, based on published UK cost guides adjusted for London prices (+28%).

JobTypical guide rangeWhat it usually covers
Widening an internal doorway£1,300–£3,200Opening widened with a new lintel or short beam, approval where structural, and making good
RSJ supply and fit (single beam)£1,000–£3,200 per beamBeam supplied, delivered, lifted and packed on padstones, with propping (calculations and approval priced separately)
Lintel replacement£510–£1,540 per lintelPropping, removing the old lintel, new lintel set on beds and brickwork made good
Plastering and making good£380–£1,540Boxing the beam, bead and skim, reveals, floor infill where the wall stood and tidy-up

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

Building rules for South Croydon

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.

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

Wider doorways & openings near South Croydon

Wider doorways & openings in South Croydon: your questions

How soon can wider doorways & openings start in South Croydon?

Start dates depend on the engineer's calculations, the building control approval and, where needed, party wall notice periods. We give you a realistic timetable after the survey and keep you updated as each approval comes through.

Who approves wider doorways & openings in South Croydon?

Structural work in South Croydon 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.

Can I move a doorway to a different position?

Usually, yes. The old doorway is blocked up and a new opening is formed with the support the engineer specifies, and both changes are dealt with together for building control if the wall is structural. Moving a door can release wall space for furniture or a better kitchen or bedroom layout.

Can a doorway be widened for wheelchair access?

Yes, and it is one of the most practical home adaptations. The opening is sized for the clear width needed, allowing for the door, lining and door stops. If a council grant or occupational therapist is involved, share their requirements with us so the opening is designed to meet them first time.

Will widening a doorway make a mess?

There is some dust and noise, mainly on the day the opening is cut. We screen the area, protect floors along the route and use dust extraction on saws where possible. Rooms either side are affected for a day or two, while the rest of the house stays in normal use.

Can I stay at home while the work is done in South Croydon?

Usually, yes. The work area is screened and floors are protected. The rooms either side of the opening are out of action for a few days, and there is some noise and dust while the masonry comes out.

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.