
Lorient LP2004 Cased Intumescent Strip 20mm x 4mm
The Lorient LP2004 Cased Intumescent Strip is designed to provide fire and smoke sealing at the perimeter of fire-rated doors.
When exposed to high temperatures, the intumescent core expands to seal gaps, helping to restrict the spread of fire, hot smoke and toxic gases. This product is installed into a machined groove within the door edge or frame.
Widely specified in Australian commercial fire door systems, the LP2004 is suitable for both new installations and retrofit upgrades where improved fire performance is required.
Usually ships in 3 business days
Key Features
- Expands under heat to seal door perimeter gaps
- Helps restrict fire, smoke and toxic gas spread
- Cased design for durability and clean installation
- Self-adhesive backing for ease of fitting
- Includes anti-microbial additives in casing
- Suitable for door leaf or frame installation
- Can be used to upgrade existing fire doors
Fire Rated
Designed for use in fire-rated door assemblies to help restrict the spread of fire and hot smoke. Performance depends on installation method and the complete door system configuration.
Suitable Uses
- Fire-rated door assemblies
- Commercial and industrial buildings
- Healthcare and education facilities
- Retrofit fire door upgrades
- Door frame and door leaf applications
Full Specifications
Available Finish Options
Black
White
Finish availability may vary between configurations.
Dimensions

Item Code Family
Frequently Asked Questions
Is this suitable for fire doors?
Yes, it is designed for use in fire-rated door assemblies when installed correctly.
Does this require routing?
Yes, a precision groove must be machined into the door or frame.
What is a common installation mistake?
Incorrect groove size or poor adhesion can reduce performance in fire conditions.
Additional Information
Installation Requirement:
Requires a precision machined groove in the door edge or frame for correct installation.
System Compatibility:
Commonly used with batwing seals and drop seals to complete fire and smoke sealing systems.
Performance Note:
Performance depends on correct installation and overall fire door construction.
Trade Note:
Widely specified in Australian commercial fire door applications and retrofit projects.
LORIENT branded products are covered by a 24 Month manufacturer warranty against defects in materials and workmanship.
- Fire dampers: 12 months
- All other LORIENT products: 24 months
- Finishes and cosmetic appearance: excluded
- Stainless steel tea staining and lack of maintenance: excluded

LORIENT Warranty Overview
LORIENT branded products are manufactured by ASSA ABLOY Australia Pty Ltd and are designed to match the performance lifecycle of the door system to which they are fitted. Warranty coverage applies to products sold in Australia and covers defects in materials and workmanship, subject to limitations, exclusions and correct installation and maintenance.
This summary outlines the key elements of LORIENT warranty coverage. Full warranty terms, claim procedures and exclusions are detailed in the official LORIENT warranty documentation.
Warranty Periods Summary
Finish & Material Notes
- Stainless steel is corrosion resistant but not stain-proof.
- Tea staining may occur if products are not cleaned and maintained in accordance with manufacturer recommendations.
- Warranty does not cover finishes, cosmetic deterioration or appearance damage.
What the Warranty Covers
- Defects in materials and workmanship within the applicable warranty period.
- Assessment by ASSA ABLOY to determine whether warranty coverage applies.
- Repair, replacement with the same or closest equivalent product, or refund of purchase price at ASSA ABLOY�s discretion.
Common Warranty Exclusions
- Normal wear and tear.
- Misuse, abuse or use outside manufacturer specifications.
- Improper installation or installation not carried out to professional standards.
- Improper maintenance or neglect.
- Unauthorised modification, alteration or repair.
- Use of non-genuine ASSA ABLOY parts.
- Exposure to corrosive environments including coastal air, salt spray, chemicals or high humidity.
- Custom or modified products outside standard specifications.
- Second-hand goods or products not sold through authorised Australian channels.
Warranty Claim Process
- Retain proof of original purchase.
- Return the product to the authorised retailer where applicable.
- If claiming directly with ASSA ABLOY, contact customer service to obtain a Case Number.
- Securely package the product and include proof of purchase.
- Clearly mark the Case Number on the returned package.
Australian Consumer Law
LORIENT warranties operate in addition to rights provided under the Australian Consumer Law. Goods come with guarantees that cannot be excluded under Australian law.
Customers may be entitled to a replacement or refund for a major failure and compensation for reasonably foreseeable loss or damage. Where a product fails to meet acceptable quality standards and the failure does not amount to a major failure, the customer is entitled to repair or replacement.