BM TRADA Certified | BS 8214 Compliant
Professional Fire Stopping & Compartmentation Services in London
Certified fire-stopping solutions that seal gaps, strengthen fire barriers, and prevent the spread of smoke and flames — keeping your property safe and compliant.
500+ Projects Completed
Residential & Commercial
99% Compliance Rate
Never failed inspections
100% Certified
Approved & Tested Systems
24/7 Support Availability
Always here for you
Our Services
Comprehensive Fire Stopping and Compartmentation Solutions
We provide a complete range of passive fire protection services that prevent fire and smoke from spreading through walls, floors, and service penetrations — ensuring your property meets all UK safety regulations.
Fire-Stopping Installation
We seal service penetrations and voids using tested, certified fire-stopping materials to maintain the fire resistance of walls, floors, and ceilings.
Compartmentation Surveys
Our detailed inspections identify breaches and weaknesses in existing fire compartments, helping you restore compliance quickly and efficiently.
Fire Barriers & Cavity Closers
Our certified team install high-performance barriers and cavity seals that limit smoke and flame spread through concealed spaces in walls and ceilings.
Fire-Resistant Sealants & Mortars
We use approved sealants, mortars, and collars to close small gaps and larger openings around pipes, ducts, and cables.
Structural & Service Penetration Sealing
We protect service openings, risers, and joints with fire-rated solutions to ensure full compartment integrity across your property.
Certification & Compliance Reporting
After every installation, we issue detailed documentation, including photos, product data sheets, and compliance certificates.
Where We Work
We deliver fire-stopping and compartmentation services across a wide range of building types, ensuring long-term protection and compliance.
- Residential Buildings
- Commercial Offices
- Hospitals & Healthcare Facilities
- Schools & Universities
- Hotels & Accommodation Blocks
- Industrial & Public Buildings
*All systems are fully tested to BS and EN fire safety standards.*
Trusted By Top Business Across London
for certified fire safety, lasting protection, and complete peace of mind.
Professional. Reliable. Committed
Why Choose Chelsea Fields?
Choosing the right fire safety partner matters. At Chelsea Fields, every project is carried out by certified professionals who understand that protecting lives starts with precision and compliance. We don’t just seal gaps — we build confidence through accuracy, certification, and care.
Fully Certified & Compliant
BM TRADA certified and BS 8214 compliant — every installation meets the strictest UK fire safety regulations.
Life-Saving Protection
Our advance systems prevent smoke and flames from spreading, giving occupants vital time to escape safely.
Zero Compromise
We use only tested, certified materials to ensure every project delivers long-term protection and peace of mind.
We Handle Everything
From survey to installation and certification, we manage every stage — keeping your property safe and compliant.
Fully Transparent
We always provides clear communication, detailed reporting, and honest pricing — no hidden costs or surprises.
24/7 Support & Assistance
Whether it’s urgent remedial work or compliance queries, our expert team is available around the clock to support you.
Our Process
How We Work
Step 1 – Free Survey and Inspection
We assess your property to locate any breaches, service penetrations, or damaged fire barriers.
Step 2 – Detailed Plan & Quotation
Our experts provide a clear plan outlining required works, products, and fire-stopping systems tailored to your property.
Step 3 – Professional Installation
We install approved fire-stopping materials and rebuild compartment lines in line with UK fire safety standards.
Step 4 – Documentation & Aftercare
Once complete, you receive full compliance certification, photographic evidence, and ongoing maintenance support.
FAQs
Quick answers to Your Questions
Here are some of the most common questions we get about fire-stopping, compartmentation, and passive fire protection — answered by our experts.
1. What is fire-stopping and why is it important?
Fire-stopping seals openings and gaps in walls, floors, and ceilings to prevent fire and smoke from spreading between areas.
2. What is compartmentation in fire safety?
Compartmentation divides a building into fire-resistant sections to contain fire and protect escape routes.
3. Do you provide fire-stopping for existing buildings?
Yes, we inspect and upgrade existing properties to bring them in line with current UK fire safety regulations.
4. Are your materials and products certified?
Yes, all fire-stopping systems we install are third-party tested and approved to BS and EN standards.
5. Do you issue compliance reports?
Absolutely — we provide detailed inspection reports and certification with full photographic evidence.
6. Do you offer maintenance or periodic checks?
Yes, we provide scheduled inspections and maintenance plans to ensure long-term safety and compliance.
Testimonials
What Our Clients Say
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“Chelsea Fields identified several hidden breaches we had no idea existed. Their work was neat, quick, and fully documented.”
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“They sealed every gap perfectly. The team was professional and left the site spotless after the job.”
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“Their fire-stopping service helped us pass our safety audit with no issues. Really glad we used them.”
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“Efficient, polite, and clearly know what they’re doing. Would recommend them without hesitation.”
Contact Our Team
Ready to Strengthen Your Fire Barriers?
Book your free fire-stopping survey today and protect your property with certified, long-lasting compartmentation solutions.