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

Fire stopping in Upper Edmonton

Our CSCS-carded applicators take on fire-rated and intumescent sealing of service penetrations and linear gaps in Upper Edmonton and the surrounding area. Send details for a fixed quote.

  • Seals disturbed by maintenance and left open
  • Non-fire-rated filler around services
  • Openings found when ceilings come down for a refit
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
One fixed quote covering the agreed scope.
3
We seal
Prepared joints, the specified product, a tidy finish.
4
Guaranteed
Backed by a 12-month workmanship guarantee.
Covering the South East & Scotland
CHAS accredited
£5m public liability

Need fire stopping in Upper Edmonton?

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

Fire stopping for commercial buildings in Upper Edmonton

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. Each seal follows the manufacturer’s tested detail, not a rule of thumb. Site teams most often ask us about fire-stopping items raised at inspection or handover and seals that don’t match their tested detail, across small duct penetrations where the tested detail allows, service gaps in risers and linear gaps at wall heads. Sealant applicators who only do sealant are a different proposition from a general trade with a gun in the van: on jobs in Upper Edmonton, preparation and product choice get the time they need.

Taller residential buildings in London may fall under the Building Safety Act’s higher-risk regime, where fire-stopping records get close attention. Our part is installing the specified fire-rated sealant; tell us what records you need and we’ll confirm with the quote.

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.

The Mastic Doctor team beside their liveried vans in front of an office building
Where
Upper Edmonton (N18, N9, N17)
Wider area
Greater London
Guarantee
12 months on every job
Price
Fixed quote, scope in writing
Call
01277 525 020
Updated
3 November 2026

Honest limits

Some faults sit outside our scope, and we say so rather than covering them up:

  • Fire risk assessments, a job for a competent assessor
  • Openings that need collars, wraps, batts or boards rather than sealant
  • Construction that lacks the fire resistance the seal relies on

Not sure which it is? You can call the office on 01277 525 020 or email us and we will tell you honestly.

What we seal

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

What the job involves on each surface

Small ducts

Small ductwork can sometimes be sealed with sealant where the tested detail includes it. Bigger ducts and fire-resisting ductwork are normally handled with other products and we flag that rather than guess.

Linear joints

Head-of-wall joints often have to absorb slab deflection. The specified product and backing for that movement are what goes in.

Fire stopping in Upper Edmonton: the local picture

For England, the fire stopping of penetrations is dealt with in Approved Document B. The national BS 476 classes are due to drop out of it from 2 September 2029, leaving the European BS EN 13501-2 route, subject to transitional arrangements. We install whatever has been specified, to the product’s tested detail. 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.

Where a unit on an estate such as Compass West Industrial Estate (0.6 miles south-east of Upper Edmonton), has fire-resisting walls between offices and warehouse, any new service through them should be sealed to the tested detail. For an estates team at a campus like University of Portsmouth Walthamstow Campus, 3 miles south-east of Upper Edmonton, summer M&E works are usually followed by a round of penetration sealing. For a hospital such as North Middlesex University Hospital, under half a mile to the west of Upper Edmonton, penetration sealing is normally phased ward by ward, with infection-control rules agreed first.

Upper Edmonton is about 1 mile south of Edmonton, in Greater London. Our applicators travel to Upper Edmonton for work on service penetrations, handled exactly as we handle every other area. We work across 764 places in Greater London, large and small. There’s a separate page for London, roughly 8 miles from Upper Edmonton.

If you need fire stopping in N18, N9 and N17, the process matches everywhere else we work: send details, get a quote, we seal, guaranteed. We cover commercial and managed buildings on Bull Lane, Park Lane and York Road and the roads nearby. Nearby places we also cover include Northumberland Park (1 mile south-east), Edmonton (1 mile north), Picketts Lock (2 miles north-east), South Chingford (2 miles east) and Winchmore Hill (2 miles north-west). Bigger towns within reach include London (8 miles south), City of Westminster (8 miles south-west), Marylebone (8 miles south-west), Kensington (10 miles south-west), St Pancras (6 miles south) and Shoreditch (6 miles south).

Landmarks near Upper Edmonton

Locally, jobs take us to sites close to Pymmes Park, Tottenham University Technical College and London Academy of Excellence Tottenham and the streets around them. There’s a railway station in Upper Edmonton itself: Silver Street station. A little further out are North Middlesex University Hospital (under half a mile west) and Broomfield House Museum (2.2 miles west). Green spaces nearby include Pole Hill and Highams Park Lake.

Map of Upper Edmonton © OpenStreetMap contributors

Building owners, agents and FMs in Upper Edmonton

Hospitality, education, healthcare, office and retail clients come to us directly as well. We plan around the way the building is used, so guests, pupils, patients or staff are disturbed as little as possible.

As a CHAS accredited contractor and Constructionline member, we’re straightforward to vet for your supplier list. Our insurance certificate can be sent along with the quote.

Quoting for work in Upper Edmonton

We price every job individually. The things that drive the figure:

  • Whether the work must be split into stages
  • Induction, permit and paperwork requirements
  • Removal of failed or old sealant
  • Location, for remote and island sites

The product called for affects the cost, and so does the preparation. Access, phasing and site rules also count.

Before you send an enquiry

The more we know, the firmer the quote. When you get in touch, include:

  • When you need the work done
  • Rough lengths or quantities, or drawings if you have them
  • Whether an asbestos survey exists
  • The site address and postcode

Let us know the site, the scope and your timescale, and we will put a fixed quote together. The easiest way is to call the office on 01277 525 020 or email us.

Maintenance after handover

To get the most from the new sealant:

  • Agree the fire-stopping specification before services go in
  • Brief every trade that openings they make must be sealed
  • Flag new cables with no seal around them
  • Leave fire sealant to cure fully before covering it

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

Keep a register of where seals are and what they are made of. It tells the next contractor exactly what to reinstate, and it helps at inspections.

Upper Edmonton: questions and answers

Can you work in a care home near Upper Edmonton with residents in?

Yes, with the manager deciding the order and timing of rooms. Any site rules, from signing in to infection control, are agreed before we start.

What does the BS 476 change mean for fire-rated sealant in Upper Edmonton?

From 2 September 2029, Approved Document B drops its BS 476 references in favour of BS EN 13501-2 classification, with transitional arrangements. Our part doesn’t change: the specified product, to its tested detail.

Are you fully insured?

Yes. We’re fully insured, including public liability cover.

Do you need to see the site first?

It depends on the job. Simple work can often be priced from photos, while larger or less clear jobs get a site visit first.

Is it fine to apply new sealant on top of old?

No, never. Sealing over old material is one of the classic causes of early joint failure, so everything comes out first.

Is your workmanship covered by a guarantee?

Yes. Workmanship is guaranteed for 12 months on every job.

How long before the joints can be used?

That comes down to the sealant and the temperature. Some take light use quickly, others need longer to cure, and we confirm it before leaving site.

How a job runs

At the end of each section, the masking comes off, the area is cleaned and every joint is checked with your site contact. Where the sealant needs time to cure before use, we tell you and sign the area. For a job in Upper Edmonton, access comes first. Send the building rules and access times with your enquiry.

  1. First we go through the drawings, schedule or specification for the seals and ask about anything unclear.
  2. On site, each opening is checked against the tested detail it is meant to follow.
  3. Anything that doesn’t belong in the opening, such as expanding foam or general-purpose filler, is removed.
  4. We fit the backing the detail asks for, to the stated depth.
  5. We apply the specified sealant to the depth and around the services as the detail shows.
  6. If an opening needs something other than sealant, we tell you instead of improvising.

Before we start on site

  • Tell us what induction or permit system the site runs
  • Explain the parking and delivery arrangements
  • For older buildings, check the asbestos register before work

Quotes

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 email the details over to discuss it first.

Get a price

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