The Mastic Doctor team standing beside their branded vans outside an office building
Oxfordshire · England

Fire-rated sealing and fire stopping in Sibford Gower, Oxfordshire

Fire-rated and intumescent sealing of service penetrations and linear gaps in Sibford Gower and across Oxfordshire. CHAS accredited, Constructionline member, with a 12-month guarantee on workmanship.

  • Seals that don’t match their tested detail
  • Openings found when ceilings come down for a refit
  • Head-of-wall gaps with no fire seal
1
Send details
Drawings, photos, a joint schedule or a site visit.
2
Get a quote
One fixed quote covering the agreed scope.
3
We seal
Failed joints cut out, faces prepared, new sealant laid.
4
Guaranteed
Backed by a 12-month workmanship guarantee.
South East, London & Scotland
CHAS accredited
£5m public liability

Fire stopping in Sibford Gower

Tell us what needs sealing and where, with photos or drawings if you have them, and we’ll price it.

Fire stopping in Sibford Gower

On a fit-out or refurbishment, we follow the services contractors floor by floor. We work from your penetration schedule or marked-up drawings alongside the manufacturer’s details. Tell us what records you need and we will confirm with the quote. If you have fire seals cut back for extra cables and never reinstated and snag lists that include open service penetrations, we can put it right, whatever the surface. Sealant contractors, mastic applicators, sealant specialists: whatever the job title on the order, in Sibford Gower it comes down to the same thing: failed joints cut out, faces prepared and the right sealant laid to the right depth.

Smaller places such as Sibford Gower still have buildings with fire-resisting walls and floors: schools, halls, care homes and commercial conversions. Any service penetration through those walls should be closed with the specified product, set out as its test evidence shows.

The 12-month guarantee covers our workmanship: preparation, application and finish. Damage, later alterations by others and movement beyond what the joint was designed for sit outside it.

Where
Sibford Gower (OX15)
Region
Oxfordshire
Guarantee
A 12-month guarantee
Quote
A fixed quote before we start
Call
01277 525 020
Last updated
3 November 2026
The Mastic Doctor team beside their liveried vans in front of an office building

Questions about Sibford Gower

What does the BS 476 change mean for fire-rated sealant in Sibford Gower?

Approved Document B loses its BS 476 references from 2 September 2029, and BS EN 13501-2 becomes the route, subject to transitional arrangements. Our part doesn’t change: the specified product, to its tested detail.

Is Sibford Gower too small for you to travel to?

No. Small places get the same service as large ones. London and every South East county are within our area. We plan jobs in smaller places so return trips are kept to a minimum.

How long will the new sealant last?

Nobody can honestly give a figure in years, because life depends on how much the joint moves, how exposed it is and how it’s cleaned and used. Regular checks let you plan resealing before leaks or damage.

Can one quote cover more than one building?

Yes. We take on portfolio and planned maintenance work, with each site phased to suit its occupants.

When can the area be used after sealing?

That comes down to the sealant and the temperature. Some products skin over quickly but need longer to cure fully, and we confirm it before leaving site.

What happens if old sealant might contain asbestos?

Managing asbestos is the dutyholder’s responsibility, so we will ask for the register before work on an older building. Work pauses if suspect material is found, until it has been tested.

Can staff carry on working while you are here?

In the majority of cases, yes. We phase the work so most of the building stays in use.

What we’re called out for in Sibford Gower

Head-of-wall joints and wall-to-wall junctions are frequent weak points. Deflection and building movement can open these gaps. The tested detail for a linear joint states the width and movement it covers.

It’s worth sending us details if you spot any of the following:

  • Fire seals cut back for extra cables and never reinstated
  • Improvised or mixed-product fire seals
  • Unsealed openings around new pipes and cables
  • Builders’ foam or ordinary silicone in compartment walls

Halls and meeting rooms at places like Church of Holy Trinity sometimes gain new services, and any compartment wall crossed needs the specified seal.

Comparing quotes

  • How they handle RAMS and site documents
  • Will CSCS-carded applicators be on site?
  • Do they follow the manufacturer’s priming guidance?
  • Is the sealant right for the movement and the substrate?

Questions to ask before you appoint anyone

Owners, agents and contractors

Housing associations and managing agents often need work done across blocks and communal areas. We phase the work so people keep access, with each stage agreed with your site contact.

Facilities managers want contractors who arrive with the paperwork sorted. Let us know the documents you need (RAMS, insurance certificate, CSCS details) and we will confirm them with the quote.

General trades versus a specialist

A short, simple internal joint is often within reach of a maintenance team. Where it goes wrong is preparation: new sealant over old, damp or dusty faces, or the wrong product for the movement.

There’s also the paperwork. Main contractors and clients often ask for CSCS cards, RAMS and insurance details, and we’ll confirm the paperwork you need with the quote.

From enquiry to sign-off

Before any cutting starts, the area is protected: tape along each joint edge and covers over finishes, stock and equipment close by. The work itself usually takes anything from one day to a planned run of visits, depending on the number of seals and the access, and our waste is bagged and taken away as we go. For a building around Sibford Gower, tell us how to find it and who will meet us. Add it to your enquiry and we will build it into the plan.

  1. We read the specification, drawings or penetration schedule you send.
  2. Every penetration is compared with its detail: wall or floor type, service, gap size and depth.
  3. Unsuitable fillers and loose debris are taken out of each opening.
  4. We fit the backing the detail asks for, to the stated depth.
  5. Fire-rated or intumescent sealant is gunned in to the specified depth, then tooled.
  6. If an opening needs something other than sealant, we tell you instead of improvising.

What we need from you

  • Point out parking and an unloading spot
  • Point out any areas we must not close
  • Share the asbestos register for older buildings

Getting a fixed quote

Send us photos, drawings or a joint schedule are often enough for a fixed quote. If the job needs a look first, we’ll arrange a site visit.

Get a quick quote

Advice

Honest limits

Being straight saves everyone time. Fresh joints won’t solve:

  • Designing or specifying fire stopping, which sits with the designer or fire engineer
  • Construction that lacks the fire resistance the seal relies on
  • Openings that need collars, wraps, batts or boards rather than sealant

If in doubt, ring 01277 525 020 or email the details over and we will say what we think before you book.

Joints and surfaces we work on

  • Service gaps in risers
  • Pipe penetrations
  • Cable penetrations
  • Linear gaps at wall heads
  • Joints between fire-resisting walls and floors
  • Small duct penetrations where the tested detail allows

Looking after the joints

After handover, these steps help:

  • Settle who seals which penetrations at the start of a project
  • Report damaged or disturbed seals as soon as they’re spotted
  • Check risers and ceiling voids after each round of works
  • Put resealing into every M&E and fit-out package

Give the sealant its full cure time before ceilings, boxing or decoration go over it. Not every fire-rated product can be painted, so check the product data first.

Write fire stopping into the scope of any work crossing a compartment wall or floor. Then the seal goes in while the area is open instead of being left for someone else.

Service penetrations in Sibford Gower buildings

Fire stopping of openings and penetrations in England falls under Approved Document B. Its BS 476 references are being withdrawn from 2 September 2029, with BS EN 13501-2 classification taking over, subject to transitional arrangements. What we install is set by the specification, and it goes in to the tested detail. Sibford Gower lies roughly 70 miles out from central London. Tenant changes on commuter-belt business parks mean regular fit-outs, and new services through compartment walls, and the gaps need sealing with the specified product.

Where a unit on an estate such as Brailes Industrial Estate (2.2 miles north-west of Sibford Gower), has fire-resisting walls between offices and warehouse, any new service through them should be sealed to the tested detail. In a school such as Sibford Gower Endowed Primary School, fire-rated sealant goes in around service penetrations where it is specified.

Sibford Gower is about 6 miles west of Banbury, in Oxfordshire. Anywhere in OX15, it works the same way: send details, get a fixed quote, we seal, and the work is guaranteed. Sibford Gower is one of 423 places in Oxfordshire on our list for service penetrations. Oxford is covered too, around 23 miles from Sibford Gower.

Work on service penetrations is covered throughout OX15. If your site is on Main Street, Colony Road and Pound Lane or close by, send details and we’ll quote for service penetrations. Close to Sibford Gower, our area also takes in Burdrop (1 mile east), Sibford Ferris (1 mile south-east), Swalcliffe (2 miles east), Epwell (2 miles north) and Shutford (3 miles north-east). Bigger towns within reach include Banbury (6 miles east), Chipping Norton (7 miles south), Neithrop (5 miles east), Grimsbury (7 miles east), Ruscote (5 miles east) and Woodstock (14 miles south-east).

Local landmarks in Sibford Gower

In Sibford Gower, that means premises near Sibford School. Other landmarks nearby include Broughton Castle (4 miles east). Green spaces nearby include Castle Hill and Woodford Bottom and Lamb's Pool.

Map of Sibford Gower © OpenStreetMap contributors
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