Steel BeamInstallers
Steel beam half boxed in pink fire-rated plasterboard

Fire protection for steel beams · Kilburn

Fire protection for steel beams in Kilburn

Fire protection for steel beams in Kilburn, from free survey to completion certificate.

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

Free survey in Kilburn

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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 fire protection for steel beams involves in Kilburn

For homes in Kilburn and the NW2, NW3, NW5, NW6 and NW8 districts, we handle fire protection for steel beams from survey to sign-off. Our coverage runs across London, so nearby villages are included too. The beam is sized by a structural engineer and inspected before it is boxed in.

A bare steel beam is strong at room temperature but loses much of its load-carrying capacity once it gets hot enough in a fire. If that beam holds up a floor or the walls above, it matters to everyone in the building. Fire protection slows the rate at which the steel heats up, buying time for people to get out safely.

Worth knowing before you start

  • Damaged boxing or chipped intumescent paint should be repaired properly, not patched with ordinary filler. Small chips in a coating can usually be touched up with the same system, while a dented or holed box may need that board section replaced.
  • Fire boarding should not be cut into casually later on. Downlights, cables and pipes pushed through the boxing can weaken it, so services are planned before boarding, and any openings are sealed with suitable fire-stopping materials.
  • Boxing is generally the lower-cost route for steel that will be hidden. Intumescent coatings cost more because of the product and the number of coats, and the price rises with the fire period and the size of the section.
  • The fire resistance needed depends on the building and where the steel sits. In a typical two-storey house, elements of structure commonly need 30 minutes, but taller homes, flats and commercial premises can need more. The engineer and building control confirm the figure.
  • Fire-rated plasterboard is denser than standard board and contains additives that slow the passage of heat. It usually has a pink or red face, and the number of layers and fixing pattern come from the system specification rather than being decided on site.

What happens, step by step

  1. Free visit

    A short visit to Kilburn to see the job, agree what you want and check the bearings, floors and services that affect the design.

  2. Calculations

    The engineer's calculations and a simple drawing are prepared for your opening and shared with you before anything is ordered.

  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. Steel in, made good

    On site we prop, open up, fit and pack the steel, then fire protect, box in and plaster once the inspection is done.

Guide prices for fire protection for steel beams in Kilburn

As a guide, budget £190–£770 per beam including VAT for fire protection to a steel beam in Kilburn, based on published UK cost guides adjusted for London prices (+28%).

JobTypical guide rangeWhat it usually covers
Fire protection to a steel beam£190–£770 per beamFire-rated board boxing or an intumescent coating system as specified
Building control fees£320–£830Building notice or full plans fee and inspections; varies by council or approver
Steel column or post£640–£1,920 per columnColumn supplied and fitted with base and cap plates on a pad foundation
Structural calculations for a beam£320–£960Site measure or photos, beam and padstone design and calculations for building control

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

Building rules for Kilburn

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

Fire protection for steel beams near Kilburn

Fire protection for steel beams in Kilburn: your questions

Do I need a party wall agreement for fire protection for steel beams in Kilburn?

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.

Do you also work near Kilburn?

Yes. We also cover nearby towns including Cricklewood, Chalk Farm, Camden Town and Willesden.

Will building control check the fire protection on my beam?

Yes. Building control looks at fire protection as part of the structural work, normally at or before the final inspection. For boxing they may want to see the board before it is skimmed, and for coatings they may ask for the product details and thickness readings. We keep these records ready for them.

What is intumescent paint for steel beams?

Intumescent paint is a fire-protective coating that swells when heated, forming a thick insulating layer that slows the steel heating up. It lets you leave a beam on show while still meeting fire requirements. It must be applied at a specified thickness over a compatible primer, so it goes on to a written specification rather than like ordinary paint.

My steel beam was fitted years ago without fire protection. What should I do?

Have it looked at and protected to current requirements. Unprotected steel can raise questions when you sell, and if the original work was never approved, a regularisation application to building control may be needed in England and Wales. We can survey the steel and price both the protection and the paperwork route.

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.