Trusted Fire Protection for Trade and Bulk Buyers
When safety and compliance matter most, our Fire and Smoke Intumescent Strip delivers reliable protection against fire and smoke spread in commercial and residential settings. Designed for professional installers, contractors, and door manufacturers, this 4mm intumescent strip is precision-engineered for doors that require certified fire sealing performance. Available in a variety of sizes, lengths, and finishes, it offers superior versatility for large-scale projects and trade applications.
Whether you are supplying a new build project or upgrading an existing site, this high-quality 4mm Fire and Smoke Intumescent Strip ensures every door meets strict fire resistance standards while maintaining a clean, aesthetic finish.
Why Trade Professionals Choose Our Fire and Smoke Intumescent Strip
Certified and Compliant
Each Fire and Smoke Intumescent Strip is manufactured to meet or exceed industry standards such as BS 476 Part 22 and EN 1634, ensuring complete compliance for contractors working on regulated projects. The material expands rapidly when exposed to heat, sealing the door perimeter to restrict the transfer of flames and toxic gases.
Bulk Supply Availability
We understand the trade environment. That’s why we offer flexible bulk purchasing options for wholesalers, fit-out companies, and construction suppliers. With convenient prepack options and consistent quality across batches, our strips deliver cost efficiency and reliability for long-term contracts.
Durable and Easy to Install
Each 4mm strip features a self-adhesive backing for quick installation on timber, steel, or composite doors. The high-adhesion tape ensures a strong bond while allowing minimal downtime during fitting. For volume projects, the consistent sizing reduces waste and speeds up assembly line operations.
Product Features and Benefits
-
4mm thickness suitable for standard fire-rated door sets.
-
Intumescent core rapidly expands under high temperatures to block fire and smoke.
-
Brush and seal options available for extra smoke control.
-
Different finishes such as brown, white, black, and graphite to suit all door styles.
-
Variety of lengths to match commercial door configurations.
-
Self-adhesive backing for simple installation.
-
Tested and certified for FD30 and FD60 door applications.
These features make it ideal for trade counters, distributors, and contractors who need dependable safety components that meet all major fire door standards.
Designed for Trade Projects
Whether supplying commercial buildings, schools, care homes, or industrial facilities, our Fire and Smoke Intumescent Strip ensures long-lasting performance under demanding conditions. Each strip activates when exposed to temperatures around 180°C, expanding up to 20 times its original size to fill gaps and stop the passage of flames.
For door manufacturers and joiners producing fire-rated doors in volume, this Fire and Smoke Intumescent Strip provides both precision and reliability. Its clean edges, uniform expansion, and high-density construction make it suitable for automated production setups and consistent compliance in every door leaf.
Applications Across Industries
-
Architectural Ironmongery Suppliers: Equip your product range with certified fire protection components.
-
Contractors and Builders: Supply safe and compliant materials for fire door installation projects.
-
Property Developers: Maintain high safety standards in large residential or commercial developments.
-
Wholesale Distributors: Expand your bulk product portfolio with consistent stock quality.
Its superior sealing properties make it essential for doors in offices, hospitals, hotels, and public buildings, where fire safety regulations are a top priority.
Customization and Bulk Ordering Options
We understand that trade professionals often require product flexibility. The Fire and Smoke Intumescent Strip – 4mm can be ordered in different widths, lengths, and finishes to match specific door profiles and architectural designs.
Bulk buyers can request:
-
Custom prepack quantities for warehouse stocking.
-
Private labeling or customized packaging for resale.
-
Consistent delivery schedules for project-based timelines.
Every order is inspected and packaged to ensure fast dispatch and easy integration into your supply chain.
Why Partner With Us
As a trusted supplier in the architectural hardware and fire safety market, we support our trade partners with:
-
Competitive pricing for bulk purchases.
-
Consistent inventory availability.
-
Technical documentation and fire test certificates.
-
Expert advice on product selection and compliance.
With decades of experience serving hardware wholesalers and contractors, we combine technical precision with strong commercial understanding.
Secure Your Fire Safety Supply Today
Fire safety isn’t something to delay. Stock up on Fire and Smoke Intumescent Strips now to ensure your ongoing projects meet all safety codes and deadlines. Multiple sizes, quick delivery, and proven performance make this strip a must-have for compliant installations.
Order your 4mm Fire and Smoke Intumescent Strip – 4mm today and keep your business ahead of project demands.
The Fire and Smoke Intumescent Strip 4mm 15 x 1.05 Metre in White is a high-quality safety product designed to provide dual protection against both fire and smoke. In the event of a fire, the strip expands under heat to seal gaps around doors, preventing flames from spreading. At the same time, the integrated smoke seal blocks smoke leakage, offering vital extra minutes for safe evacuation. Its clean white finish blends seamlessly with painted or light-coloured doors, ensuring both safety and aesthetics. With a 4mm thickness and 1.05 metre length, it is perfectly suited for half-door applications or shorter frame sections.
Crafted for durability and ease of installation, this intumescent strip is suitable for residential, commercial, and public buildings where advanced fire and smoke protection is required. It helps maintain compliance with modern fire safety standards, making it an essential addition to fire-rated doors. Supplied individually, it is ideal for maintenance, replacements, or new installations, ensuring long-lasting performance. Offering dependable safety without compromising design, this strip is a cost-effective and reliable solution for enhanced fire protection.







George (verified owner) –
Also received a friendly follow up call from Rob, to ensure all the products had arrived and check I’m happy with everything.
Jack (verified owner) –
Great company. Really nice clear website. Products price and better quality than amazon. They even have full technical dimensional CAD drawings for all products so you know exactly what you are getting! Just great will return again.
Oliver (verified owner) –
Product ordering was easy and simple as always from Metalix Hardware.
George (verified owner) –
Easy to order from a wide range of products suitable for all budgets and purposes.
Oliver (verified owner) –
Kept fully updated about delivery date and time. Drop down hanging rails arrived on time, in perfect condition.