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![$cat['title']}](https://www.lotfixsealant.com/uploadfile/202504/de964b63f329996.jpg)
| Base Technology | Polyurethane |
|---|---|
| Tack Free Time | 5~10 mins |
| Curing Time | 30~60 mins |
| Yield (Output Vol.) | 45~50 L |
| Shrinkage | No |
| Flammability Class (DIN 4102) | B2 |
| Application Temperature Range | +5°C ~ +35°C |
| Temperature Resistance Once Cured | -30°C ~ +80°C |
| Shelf Life | 12 months |
LOTFIX B2 Fire Retardant PU Insulating Foam is a one-component self-extinguishable polyurethane foam developed for filling, sealing, and insulating in applications where fire-retardant performance is required. Classified as B2 according to DIN 4102-1, it is suitable for sealing frames, joints, and openings, especially around fire door installation.
Designed for both gun type and manual type use, this product combines practical sealing and mounting performance with thermal and acoustical insulation support. It adheres well to a wide range of common building surfaces and is suitable for regular installation work where a fire-retardant PU foam is preferred.
A practical foam option for projects where B2 fire-retardant classification is an important product requirement.
Especially suitable for installation areas such as fire doors, surrounding frames, and related sealing points.
Combines sealing, mounting, and insulation support in one ready-to-use PU foam for regular job-site application.
For installation and sealing work around fire door frames and related openings.
For filling and sealing common frames, joints, gaps, and construction openings.
Suitable for insulating electrical outlets and water pipe areas in building installations.
Can also be used in bonding and fixing work where a fire-retardant foam is needed.
Contact us for other carton packaging requirements.
