Kerabit 2900 UTL

Kerabit 2900 UTL is a line-torch-on underlay membrane in multi-layer membrane system.

The carrier consists of polyester. The underside of the product is coated with torch-applied bitumen, the top surface with sand.


Manufacturer / Manufactured for
Nordic Waterproofing Oy/Lohja Plant
Country of origin
Conformity marking
Reaction to fire
Manifacturer´s declaration of the fire test
Fire Classification


Manufacturer’s declaration of conformity
Kerabit modified bitumen roofing
Quality control
Quality control carried out at the Plant quality control and a quality control agreement between the Plant and Eurofins Expert Services Oy
K-TMS 160/2900 torch
Product category
TL 3
Nominal thickness
approx. 2,3 mm
Nominal weight
2900 g/m²
Weight of the supportive layer
160 g/m² (+/- 5 g/m²)
Supportive layer
Surface type

sand granules

Rolls size
1 x 10 m / 10 m²
Packages / pallet
27 rll
Weight / package
29 kg
Weight / pallet
808 kg

Handling and storage 

Modified bitumen membranes are to be stored on pallets in a dry and cool place. Use a plastic hood or tarpaulin for protection. When the outdoor temperature exceeds +40°C, the rolls must be protected from sunlight.


This product can be used as an underlayer in multi-layer bitumen roofing or under discontinuous roofing as well as vapour barrier membrane.