Lorient Firtree Smoke & Acoustic Perimeter Seal - 2100mm

Lorient LAS1011 Firtree Acoustic Perimeter Door Seal 

The Lorient LAS1011 Firtree door perimeter seal provides robust, reliable sealing performance for doors that require both acoustic and smoke protection. Designed for practicality and effectiveness, this perimeter seal is ideal for environments where noise reduction and fire safety compliance are essential. This door seal also protects against draughts and light, and can be installed to the threshold when used with a threshold plate.

Key Product Features:

• Black or white stock finishes
• 4mm flexible fins
• 3mm wide x 4mm deep
• Interference fit
• Supplied in 2100mm lengths
• For single and double leaf applications
• Suitable for 3mm - 4mm door gaps
• Co-extruded rigid back PVC
• Certifire Approved CF5179
• Ambient smoke tested to BS 476-31.1: 1983
• Acoustic tested to BS EN ISO 10140-2: 2010 up to 40dB
• Meets the smoke requirements of BS 9999:2017
• Durability: 100,000 cycles

Reliable Acoustic and Smoke Protection

The Lorient Firtree perimeter seal delivers impressive acoustic performance, reducing noise transfer by up to 40dB. This significantly improves comfort and privacy in hotels, schools, and residential developments. With increasingly stringent acoustic requirements, fitting the LAS1011 ensures compliance with Building Regulations Approved Document E, providing effective soundproofing without compromising ease of door operation.

Additionally, this acoustic perimeter seal has been rigorously smoke tested to BS 476-31.1 standards. Ambient temperature smoke sealing is critical to limiting the spread of smoke during a fire. This item of fire door ironmongery is potentially saving lives and reducing property damage. Choosing these Lorient smoke and acoustic seals means selecting a proven, tested product, trusted across various sectors where compliance and reliability are essential.

Versatile, Practical, and Easy to Install

Installing the Lorient LAS1011 seal couldn't be easier. Its firtree push-fit design ensures rapid and secure installation into standard door frames without specialist tools or adhesives. This not only simplifies fitting but also reduces labour costs and disruption on-site. Route a 3mm x 4mm kerf and push-fit the Firtree seal into the door head and jambs.

The seal’s 4mm fins allow doors to open and close smoothly without compromising on sealing effectiveness. The black or white finishes blend into most door frames, providing a professional appearance suitable for commercial and residential properties alike. 

Whether it's a new build project or an upgrade to existing doors, the LAS1011 seal integrates effortlessly into your door assemblies, delivering reliable sealing performance from day one. Make sure to include all door seals in your regular door maintenance routine, replacing where necessary.

Durable, High-Performance Material

Constructed from high-quality rigid back PVC, the Lorient LAS1011 perimeter seal offers exceptional durability and resilience. Its robust design withstands heavy daily usage, maintaining effectiveness over an extended lifespan. The quality of construction and durability testing ensures your perimeter seal remains effective for years, even in high-traffic environments.

In facilities requiring high standards of cleanliness or hygiene, such as healthcare facilities and food preparation areas, the durability and ease of maintenance provided by the LAS1011 seal are invaluable. Simply wipe clean for quick maintenance without specialist cleaning products.

Compliant with Building Regulations

Compliance is critical for any building project. This Lorient acoustic perimeter seal ensures compliance with both Approved Document E and B, meeting UK Building Regulations. Tested and certified to rigorous industry standards, including acoustic and smoke protection, the LAS1011 is a dependable choice for specifiers and contractors seeking regulatory compliance without hassle.

Using this Lorient perimeter seal supports your project through regulatory inspections, helping avoid costly non-compliance issues and ensuring buildings remain safe, comfortable, and fully certified for use. For fire protection, install alongside a separate intumescent seal. Lorient produces a plain fire seal in three different widths to suit 30 and 60 minute fire doors. Choose the seal to suit the test evidence of your doorset.

Protect Your Building with Superior Door Sealing

The Lorient LAS1011 Firtree smoke and acoustic door seal is a practical, compliant, and reliable choice. Combining ease of installation, long-lasting performance, acoustic effectiveness, plus light, draught, and smoke protection in one durable seal. It is a smart investment in your facility's safety and performance. Choose Lorient LAS1011 and achieve both compliance and quality for your building’s doors.