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

Fire stopping in Seven Kings

We carry out fire-rated and intumescent sealing of service penetrations and linear gaps in Seven Kings. Send photos or drawings for a fixed quote.

  • Fire sealant pulled out of the opening
  • Damaged fire seals in risers and voids
  • Service penetrations left open after M&E works
1
Send details
Tell us about the site, with photos if you have them.
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
Backed by a 12-month workmanship guarantee.
London, the South East & Scotland
CHAS accredited
Fully insured: £5m PL

Fire stopping near Seven Kings

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

Fire-rated sealing for Seven Kings buildings

Two care or nursing homes sit less than 2 miles from Seven Kings. Care homes rely on fire-resisting walls and floors, and maintenance work that breaks through them leaves openings to seal. In London buildings, frequent fit-outs and M&E changes are a common reason fire stopping gets breached. Where fire-rated sealant is specified, we install it to the tested detail under the building’s permit-to-work arrangements.

Hotels such as Former Cauliflower Hotel (less than half a mile south-west of Seven Kings) rely on fire-resisting walls between bedrooms and corridors, and refits that add services leave penetrations to seal where fire-rated sealant is specified. Campus buildings at universities such as University of East London, 3.9 miles to the south-west of Seven Kings, see constant changes to data and services, and fire-rated sealant goes in around new penetrations where it is specified.

Seven Kings is about 2 miles north of Barking, in Greater London. We send applicators to Seven Kings for service penetrations. We work across 764 places in Greater London. There’s a separate page for London, roughly 10 miles from Seven Kings.

We take on service penetrations across the IG3, IG2 and IG1 postcode area, whatever the building. Buildings on New Road, Lynn Road and High Road are within our area for service penetrations. You’ll find Seven Kings on or near the A118, so getting applicators and materials to site is simple. Close to Seven Kings, our area also takes in Newbury Park (1 mile north-west), Ilford (1 mile south-west), Gants Hill (1 mile north-west), Barkingside (1 mile north-west) and Cranbrook (1 mile west). Further afield, our area takes in London (10 miles south-west), City of Westminster (11 miles west), Marylebone (11 miles west), Kensington (14 miles west), St Pancras (10 miles west) and Shoreditch (8 miles west).

What’s near Seven Kings

Locally, jobs take us to sites close to Palmer Catholic Academy and South Park, among other places. There’s a railway station in Seven Kings itself: Seven Kings station. A little further out are The Brewery (3.6 miles east) and Redbridge Museum (1.2 miles south-west). Open spaces near Seven Kings include Hainault Lodge and Hollow Pond.

Map of Seven Kings © OpenStreetMap contributors

Fire stopping in Seven Kings

A fire-rated sealant is only one part of a tested system: its test evidence covers one product in one kind of wall or floor, with set services, gaps, depths and backing. We match each opening to that detail before any sealant goes in, and we say so if it doesn’t fit. Most enquiries involve improvised or mixed-product fire seals and fire sealant pulled out of the opening, on pipe penetrations, small duct penetrations where the tested detail allows and linear gaps at wall heads. Most enquiries from Seven Kings start with one failed joint and grow into a wider look at the building: we look at the rest while we are there and tell you what we find.

Taller residential buildings in London may fall under the Building Safety Act’s higher-risk regime, where fire-stopping records get close attention. We install what the designer or fire engineer has specified, and if you need records of the work, tell us and we will confirm with the quote.

We sign every job off with a 12-month guarantee. It’s a plain promise: if the work we did fails within twelve months, we return to fix it.

Mastic Doctor team members lined up next to their branded vans outside an office building
Where
Seven Kings (IG3, IG2, IG1)
Region
Greater London
Guarantee
12 months on our workmanship
Quote
Quoted before any work starts
Telephone
01277 525 020
Last updated
3 November 2026

Why deal with it now?

An unsealed opening affects more than fire safety: they also carry noise, draughts and smells between rooms. Sealing them to the specified detail deals with the fire risk first, and the other benefits follow. Getting scaffold, permits or access booked in Seven Kings takes effort, so while access is arranged it pays to renew all failing joints, not just the worst.

Small jobs and large programmes are priced from the same things: what’s in scope, how we reach it, what’s specified and when it needs doing. Call for a quote and we will put a fixed figure on it.

Why appoint us

  • A fixed quote before work starts
  • CSCS-carded applicators
  • CHAS accredited contractor
  • One number for every site we cover

Take a look at how commercial sealant jobs are priced and how we’re accredited.

Signs you need fire stopping in Seven Kings

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

Things that usually lead to an enquiry:

  • Expanding foam used as fire stopping
  • Seals that don’t match their tested detail
  • Fire sealant pulled out of the opening
  • Hidden openings found during inspections

For a unit at a site such as Newbury Retail Park, which lies north-west of Seven Kings, any new service through a fire-resisting wall should be sealed to the tested detail.

Questions to ask before you book

  • How the joint faces will be prepared and primed
  • How long is the guarantee, and what does it include?
  • Will CSCS-carded applicators be on site?
  • Whether old or failed sealant will be cut out, not overlaid

How to choose a sealant contractor

Seven Kings: questions and answers

Will you work in a care home in Seven Kings without moving residents out?

Yes, with the manager deciding the order and timing of rooms. Tell us about any infection-control or safeguarding requirements and we’ll work to them.

Do you seal service penetrations in hotels around Seven Kings?

Yes, to the specification and the product’s tested detail. We match the product to the wall or floor and the services, and say if something other than sealant is needed.

Do you need to see the site first?

That depends on the size and complexity of the job. Simple work can often be priced from photos, and bigger or more complex jobs usually get a visit.

How long do sealant joints last?

There isn’t a single answer, since movement, weather, cleaning and use all affect it. Regular checks let you plan resealing before leaks or damage.

Do you offer coloured sealant?

It depends on the product specified. Some ranges are wide, others limited, so we will confirm the colours available for the specified product with the quote.

How do you choose the sealant?

The specification comes first, if there is one. Without one, the joint decides: its movement, its surfaces and what it has to cope with.

Do you guarantee your work?

Yes, for 12 months. If a joint fails because of how we installed it, we come back and put it right.

Aftercare for building managers

Keep the joints in good shape with a few simple steps:

  • File the specified details where the next contractor can find them
  • Ask which product is in place before decorating
  • Report damaged or disturbed seals as soon as they’re spotted
  • Keep general-purpose fillers away from compartment walls

Store the specified product details somewhere the next contractor can find them. Anyone resealing later needs to know which product and detail were used.

A simple record of seal locations and products helps. It tells the next contractor exactly what to reinstate, and it helps at inspections.

Cost factors for service penetrations

Before we quote, we look at:

  • Distance, for remote addresses
  • Working within restricted access windows
  • Which sealant the job calls for
  • Removal of failed or old sealant

There’s no price list, because the scope varies so much from one building to the next. Call for a quote.

What to include in your enquiry

Good information means a firmer quote. When you get in touch, include:

  • Any specification or named product
  • What the building is and how it’s used
  • Access details, including height
  • Drawings or a marked-up plan, if available

Tell us about the building, the joints and when you need the work done, and a fixed quote will follow. The easiest way is to ring 01277 525 020 or email the details over.

How a job runs

A typical day starts with protection: tape along each joint edge and covers over finishes, stock and equipment close by. On site, the work typically takes longer where risers, ceiling voids or occupied floors have to be worked through in sequence, and we clear our waste as we work. All of Greater London is in the ULEZ, and kerbside space in Seven Kings can be scarce. If there’s a loading bay, a car park or a permit we can use, tell us when you send details.

  1. First we confirm the product and tested details named in the specification.
  2. We sort the openings by the detail each one needs.
  3. Old or wrong materials are cut out.
  4. Mineral wool or other backing is fitted where required.
  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.

Getting the site ready

  • Share the asbestos register for older buildings
  • Arrange parking or a loading space
  • Flag any permit to work we will need

Quotes

Photos, drawings or a schedule of the joints are often enough for a fixed quote. If the job needs a look first, we will arrange a site visit.

Get a price

Advice

When something else is needed

We check first that sealant really is the fix. It won’t put right:

  • Plastic pipes whose detail calls for a collar or wrap
  • Approving the work on behalf of building control
  • Construction that lacks the fire resistance the seal relies on

Not sure which it is? You can ring 01277 525 020 or send details through our quote form and we will tell you honestly.

What we seal

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

Trusted. Accredited. Insured.