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

Fire protection for steel beams · Dunstable

Fire protection for steel beams in Dunstable

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

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

Free survey in Dunstable

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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

Fire protection for steel beams in Dunstable: how it works

Need fire protection for steel beams in Dunstable? We also work in nearby Luton, roughly 4.5 miles away. We survey the property, arrange the engineer's design, deal with Central Bedfordshire Council, fit the steel and make good, all under one quote for LU5 and LU6 addresses.

We fit fire protection alongside new steelwork, and as a standalone job where steel was installed without it or building control has asked for more. That covers boxing with fire-rated plasterboard, intumescent coatings for steel left on show, and the records building control needs to see before signing the work off.

What to expect

  • Boarding is fairly clean work, but coatings need a clean, dry and well-ventilated room at a suitable temperature. Dust from other trades can spoil the surface, so painting is normally scheduled once the messy work in that room is finished.
  • Exposed steel is popular in open-plan kitchens and loft spaces. An intumescent system can take a decorative top coat in most colours, although up close the finish has a slightly textured look compared with steel painted in a factory.
  • 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.
  • Older homes sometimes have steel fitted decades ago with no protection at all, or boxed in ordinary timber and hardboard. When this turns up during other work, we can check what is there and price protection to suit today's requirements.

Four stages, one team

  1. Free visit

    A short visit to Dunstable 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 Central Bedfordshire Council, 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 Dunstable

As a guide, budget £160–£640 per beam including VAT for fire protection to a steel beam in Dunstable, based on published UK cost guides adjusted for prices in the East of England (+6%).

JobTypical guide rangeWhat it usually covers
Fire protection to a steel beam£160–£640 per beamFire-rated board boxing or an intumescent coating system as specified
Structural calculations for a beam£260–£800Site measure or photos, beam and padstone design and calculations for building control
RSJ supply and fit (single beam)£850–£2,650 per beamBeam supplied, delivered, lifted and packed on padstones, with propping (calculations and approval priced separately)
Building control fees£260–£690Building notice or full plans fee and inspections; varies by council or approver

Figures include our approximate regional adjustment for prices in the East of England (+6%) and are rounded. How these figures are worked out.

Approvals in Dunstable

Structural openings in English homes need building regulations approval before work starts. Central Bedfordshire 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

Fire protection for steel beams near Dunstable

Questions about fire protection for steel beams in Dunstable

Do you also work near Dunstable?

Yes. We also cover nearby towns including Luton, Leighton Buzzard, Harpenden and Berkhamsted.

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

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.

Does a steel beam in a house need fire protection?

Usually, yes. Where a steel beam or column holds up part of the structure, building regulations normally require it to resist fire for a set period, commonly 30 minutes in a typical house. Building control confirms what is needed for your property, and the protection is checked before the work is signed off.

Can I put downlights in a boxed-in steel beam?

Only with planning. Cutting holes in fire boarding can weaken its protection, so any lights in or near the boxing need to be designed in, using fire-rated fittings or suitable fire-stopping where the board is pierced. It is far easier to sort this out before the boxing goes up than to adapt it afterwards.

How long does intumescent paint take to apply?

Several days in most cases. Each coat has to dry before the next is applied, and the number of coats depends on the thickness needed. Cold or damp rooms slow drying, so the space is kept warm and ventilated, and the top coat goes on once the full build has been measured.

How much does fire protection for steel beams cost in Dunstable?

As a guide, budget £160–£640 per beam including VAT for fire protection to a steel beam in Dunstable, based on published UK cost guides adjusted for prices in the East of England (+6%). 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.

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.