County Londonderry · BT48

Fire Stopping Around Doors in Derry

Fire Stopping Around Doors in Derry, County Londonderry: every door logged, photographed and graded, with a clear price for anything that needs putting right.

In short: fire stopping is the sealing of gaps and openings in fire-resisting walls and floors so fire and smoke cannot pass through. Around a fire door it mainly means the gap between the door frame and the wall, which must be sealed as well as the door itself.

Town: Derry
County / area: County Londonderry
Local authority: Derry
Postcode district: BT48
Region: Northern Ireland
Population: Around 84,000 people
Fire safety law: NI: Fire and Rescue Services (NI) Order 2006
Nearest town: Londonderry County Borough

Where fire doors matter most in Derry

Student accommodation and HMOs are a big part of the building stock in Derry, and bedroom door closers and seals in shared housing take heavy wear every term. If you look after more than one building around Derry, we can schedule them on the same day.

Included as standard in Derry

Frame-to-wall gaps exposed and inspected
Gaps sealed with suitable intumescent mastic, foam or stone wool
Architraves refitted after sealing
Penetration labels and a register where required
Photographs before and after each seal

Material	Product suitable for the gap width and substrate.
Penetrations	Pipes and cables through compartment walls sealed.
Gap	Frame-to-wall gap fully filled to the depth required.

Full details on our fire stopping around doors page.

Why Derry clients choose us

Photos of every defect

You get photographs of every defect found in Derry, linked to a door reference you can find again.

Same report everywhere

Whether your building is in Derry or across the country, the report format, defect grading and pricing are the same.

Booked around you

Visits in Derry are booked around residents, pupils or patients, including early, late and weekend slots by arrangement.

Fire safety law that applies in Derry

For buildings in Derry, the Fire Safety Regulations (Northern Ireland) 2010 set the maintenance duty; the English regulation 10 schedule does not apply.

How much do fire stopping works cost in Derry?

Typical Derry prices: £60–£180 per door frame (ex VAT), confirmed as a fixed price before work starts. Get a guide price for your Derry building.

Fire Stopping Around Doors in Derry: questions

Do you cover the area around Derry?

Yes. As well as Derry itself we cover nearby towns including Londonderry County Borough, Coleraine and Omagh.

Which fire safety law applies in Derry?

The Fire and Rescue Services (Northern Ireland) Order 2006 and the Fire Safety Regulations (Northern Ireland) 2010 require fire safety measures, including fire doors, to be maintained.

Will I get photos?

Yes. Every sealed location is photographed before and after, and logged.

Is expanding foam acceptable around a fire door frame?

Only a fire-rated foam with evidence for that use and gap size. Ordinary expanding foam is not suitable. BS 8214:2026 lists acceptable approaches such as suitable mastics, foams and stone wool.