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

Churchill fire stopping

Commercial sealant work in Churchill for contractors, FMs and building owners: fire-rated and intumescent sealing of service penetrations and linear gaps, quoted at a fixed price.

  • Fire seals cut back for extra cables and never reinstated
  • Fire-rated sealant that has cracked or shrunk back
  • Expanding foam used as fire stopping
1
Send details
Send the specification, photos or a marked-up plan.
2
Get a quote
A fixed price, with what’s included set out clearly.
3
We seal
The right sealant, to the right depth, neatly finished.
4
Guaranteed
Signed off, with 12 months’ guarantee.
South East, London & Scotland
Constructionline member
£5m public liability

Fire stopping in Churchill

Send drawings, photos or a joint schedule, or tell us about the site, and we’ll come back with a fixed quote.

Fire stopping in Churchill, done properly

Where pipes, cables and other services cross a compartment wall or floor, the opening around them has to be closed so fire and smoke can’t move between compartments. Our part is installing fire-rated and intumescent sealant at those openings and along linear gaps, where the specification calls for it. We work to the product’s tested detail for every seal. If you are dealing with hidden openings found during inspections and non-fire-rated filler around services, we can put it right. Searching for sealant specialists in Churchill? We have been sealing commercial buildings since 2005, with CSCS-carded applicators.

Rural conversions around Churchill can put new fire-resisting partitions inside older structures. A penetration seal only performs as tested if product, substrate, service, gap and depth all match the detail.

Our workmanship is guaranteed for 12 months. If our installation lets you down in that time, we return and fix it.

The Mastic Doctor team standing beside their branded vans outside an office building
Where
Churchill (OX7)
Region
Oxfordshire
Cover
12 months on every job
Quote
Quoted before any work starts
Call
01277 525 020
Page updated
3 November 2026

What we’re called out for in Churchill

Fire stopping can get squeezed at the end of a programme, or done by whoever is on site. That is how unsuitable products and improvised details end up in compartment walls.

Clients usually get in touch after noticing something like this:

  • Fire seals cut back for extra cables and never reinstated
  • Head-of-wall gaps with no fire seal
  • Fire-stopping items raised at inspection or handover
  • Fire stopping installed outside its tested range

Schools such as Kingham Primary School often have new data and services installed during holidays, and penetrations through fire-resisting walls should be checked afterwards.

Before you book anyone

  • What the guarantee covers, and for how long
  • Health and safety accreditation such as CHAS
  • How joint depth will be controlled
  • Whether primer will be used where the manufacturer specifies it

Questions to ask before you appoint anyone

Quoting for work in Churchill

To price the job, we consider:

  • Phasing around occupants
  • Specialist products, such as fire-rated or hygienic sealants
  • Access and working height
  • Removal of failed or old sealant

Access can matter as much as the joints themselves: joints within easy reach take less time than ones that need access equipment. Mention the access as part of your enquiry.

Before you send an enquiry

A few photographs plus some basic facts will normally do. Please tell us:

  • What the building is and how it’s used
  • The site address and postcode
  • Specification clauses that apply
  • Photos of the joints, close up and from further back

Let us know the site, the scope and your timescale, and a fixed quote will follow. The easiest way is to call the office on 01277 525 020 or use the quote form.

What we can’t put right

Not every problem is a sealant problem, and we’re upfront when that’s the case. It won’t fix:

  • Writing the fire-stopping specification
  • Openings that need collars, wraps, batts or boards rather than sealant
  • Fire doors, dampers or other fire safety equipment

If in doubt, speak to us on 01277 525 020 or email the details over and we’ll say what we think.

Joints and surfaces we work on

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

Commercial clients in Churchill

We take on planned maintenance as well as one-off repairs: resealing failed joints building by building, on a schedule that suits your budget. Sites in Churchill can sit alongside others in a wider programme across Oxfordshire.

FMs need a contractor who is easy to get on site. Tell us what site paperwork you need, such as RAMS, an insurance certificate or CSCS details, and we’ll confirm with the quote.

Service penetrations in Churchill buildings

Central London is about 70 miles from Churchill. Business park offices in the commuter belt are refitted as tenants change, and each fit-out adds services through compartment walls. For England, the fire stopping of penetrations is dealt with in 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.

On estates like Primsdown Industrial Estate, which lies north-east of Churchill, the wall between office and warehouse is often fire-resisting, and cables through it need the specified seal. In a building such as Church of All Saints, any service penetration through a fire-resisting wall should be sealed to the specified detail.

Churchill is about 10 miles north-west of Witney, in Oxfordshire. We cover Churchill, with the same fixed quotes and 12-month guarantee as everywhere else. 423 places across Oxfordshire fall within our area, including Churchill. Our Oxford page has more on work in that area, about 19 miles away.

If you need fire stopping in OX7, the process matches everywhere else we work: details, then a fixed price, then sealing and a 12-month guarantee. We cover commercial and managed buildings on Hackers Lane, William Smith Close and Junction Road and the roads nearby. If your building is just outside Churchill, we cover Sarsden (1 mile south-east), Salford (3 miles north), Chipping Norton (3 miles north-east), Over Norton (3 miles north-east) and Great Rollright (5 miles north-east). Bigger towns within reach include Banbury (15 miles north-east), Witney (10 miles south-east), Carterton (10 miles south), Kidlington (15 miles south-east), Neithrop (14 miles north-east) and Ruscote (14 miles north-east).

Near you in Churchill

Around Churchill, our work takes us to commercial buildings near The Chequers pub. Churchill’s nearest station is Kingham station, roughly 1.7 miles south-west. Other landmarks nearby include Wheelbarrow Castle (4.5 miles north) and Chipping Norton Museum (2.7 miles north-east).

Map of Churchill © OpenStreetMap contributors

Common questions from Churchill clients

How does the move away from BS 476 affect penetration seals in Churchill?

References to BS 476 classes are being removed from Approved Document B from 2 September 2029, after which BS EN 13501-2 classification is the route, subject to transitional arrangements. The designer or fire engineer sets the specification, and we install the product to the manufacturer’s tested detail.

Is Primsdown Industrial Estate, near Churchill, within your area?

Yes. Estates, retail parks and business parks around Churchill, Primsdown Industrial Estate among them, are all within reach. To start, just ring 01277 525 020 or send details through our quote form with the unit, the joints involved and your access times.

Do you have public liability insurance?

Yes. Our insurance certificate can be sent alongside the quote.

Are you CHAS accredited and on Constructionline?

Yes. CHAS accredited, Constructionline member, and our applicators hold CSCS cards.

Will your applicators have CSCS cards?

Yes. Our applicators hold CSCS cards, which many sites require.

What if there’s asbestos in the old mastic?

Managing asbestos is the dutyholder’s responsibility, so for older buildings we ask for the asbestos register first. Work pauses if suspect material is found, until it has been tested.

Do you work to architects’ specifications?

Yes. Include it with the drawings when you ask for a quote, and we’ll price the work to it, flagging anything that needs clarifying.

Our process

Our CSCS-carded applicators arrive with the sealants, primers and backing rod the job calls for. Any old material is cut back to clean, sound faces, the manufacturer’s primer is applied where it’s called for, and the sealant is tooled off neatly. Jobs in and around smaller places like Churchill are typically planned as a single visit, so photos and measurements up front really help. Then the right materials arrive with us.

  1. We ask for the product and detail your designer has specified.
  2. Openings are measured and grouped by detail.
  3. Improvised fillers and failed sealant are removed.
  4. Where the detail needs backing, it goes in at the stated depth.
  5. Fire-rated or intumescent sealant goes in around the services and is tooled off.
  6. We walk the completed areas with you and confirm the records agreed at quote stage.

Before we start on site

  • For older buildings, check the asbestos register before work
  • Point out any areas we must not close
  • Have the specification and drawings to hand

Getting a fixed quote

A handful of photographs and a postcode is the fastest way to a quote. Send them through the quote form, or call the office on 01277 525 020 or send details through our quote form to discuss it first.

Get a quick quote

Related advice

Leave it or put it right?

Fire stopping is a regular point raised at inspections and handover. Finding unsealed or improvised openings late can hold up a programme, so earlier action pays back. Halls, stores and units around places like Churchill may not be checked every day, which gives a failed joint time to do damage. Renewing joints in good time avoids the problem.

What a job costs comes down to how many linear metres there are, what has to come out first and the access. Call for a fixed quote when you are ready.

Why us?

  • Workmanship guaranteed for 12 months
  • Work to your specification and the manufacturer’s guidance
  • Joints cleaned back to sound surfaces
  • Over 20 years of commercial sealing

Read our cost guide and how we’re accredited.

Accreditations

Trusted. Accredited. Insured.