Steel BeamInstallers
Finished open-plan kitchen diner with a plastered boxed beam across the ceiling

Kitchen-diner knock-throughs · Pimlico

Kitchen-diner knock-throughs in Pimlico

Kitchen-diner knock-throughs for homes in SW1, W1, WC2, designed by a structural engineer.

  • Survey, design and installation in one
  • Covering SW1, W1, WC2
  • Inspected before it is covered

Free survey in Pimlico

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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

About our kitchen-diner knock-throughs service in Pimlico

Pimlico has a mix of housing, and kitchen-diner knock-throughs need a slightly different approach in each. Our coverage runs across London, so nearby villages are included too. Whatever the age of the property, the steel goes in on proper bearings with temporary support in place throughout.

The wall between a kitchen and dining room is often a structural one, especially in semi-detached and terraced houses where it carries the floor joists for the bedrooms above. Opening it up gives the sociable, open-plan space most families want, but the kitchen brings extra things to plan: pipes, cables, an extractor, and a layout that has to work around the new steel.

Worth knowing before you start

  • Cooker hood ducting that currently runs out through the wall may need a new route once the wall goes. Ducting can often be run in the ceiling void alongside the beam, but the beam's position and depth need to be known first.
  • The structural work comes first, then first-fix electrics and plumbing, plastering, flooring and finally the kitchen fit. Booking the kitchen fitter only once the beam has passed inspection and the plaster has dried avoids units going onto damp walls.
  • Taking the wall out removes the switches and sockets on it, and an open-plan room usually needs a new lighting layout. Electrical work in England must comply with Part P of the building regulations where it is notifiable, so rewiring is planned early.
  • In many houses the kitchen and dining room wall carries the bedroom floor joists, and sometimes a bathroom wall above. Lifting a floorboard upstairs to see which way the joists run is a useful first look, though the engineer confirms what the wall actually supports.
  • Settle the kitchen layout before the steel is designed. If the engineer needs a column or a deeper beam, it is far easier to plan an island, tall units or the hob position around it at drawing stage than after the units are ordered.

Four stages, one team

  1. Survey in Pimlico

    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 Pimlico?

As a guide, budget £3,200–£7,700 including VAT for kitchen-diner knock-through in Pimlico, based on published UK cost guides adjusted for London prices (+28%).

JobTypical guide rangeWhat it usually covers
Kitchen-diner knock-through£3,200–£7,700Internal structural wall between kitchen and dining room, steel beam, approvals and making good (kitchen fitting extra)
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
Fire protection to a steel beam£190–£770 per beamFire-rated board boxing or an intumescent coating system as specified
Steel column or post£640–£1,920 per columnColumn supplied and fitted with base and cap plates on a pad foundation

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

Approvals in Pimlico

For Pimlico, building control is provided by the local council's building control team, or by a registered building control approver if preferred. We send them the engineer's calculations with a building notice or full plans application and book the inspections. Work done without approval can cause problems at sale and is far dearer to put right later.

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

Kitchen-diner knock-throughs near Pimlico

Kitchen-diner knock-throughs in Pimlico: your questions

How much do kitchen-diner knock-throughs cost in Pimlico?

As a guide, budget £3,200–£7,700 including VAT for kitchen-diner knock-through in Pimlico, based on published UK cost guides adjusted for London prices (+28%). The exact figure depends on the span, what the wall carries, access and the finish, and is fixed in writing once the scope is agreed.

Who approves kitchen-diner knock-throughs in Pimlico?

Structural work in Pimlico 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.

How long will I be without a kitchen?

The structural work itself usually takes three to six working days, and the kitchen is out of action during that time. After that come plastering, drying, flooring and the kitchen fit, so the overall period without a finished kitchen depends mostly on your fitter's programme and when the units are delivered.

What does a kitchen-diner knock-through quote include?

Our written quote is itemised: survey, engineer's calculations, building control, propping, removal of the wall, steel and padstones, fire protection, floor levelling and making good, with any gas, plumbing or electrical rerouting listed separately. Once the layout, specification and scope are agreed, the price is fixed in writing.

Can I have a kitchen island where the wall used to be?

Often you can, but it depends on whether the engineer needs a column and where the beam ends bear. If an island is part of the plan, tell us at the survey so the steel can be designed around it. Plumbing or power to an island also needs a route under the floor.

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.