Kerabit 2500 UB

SBS modified bitumen membrane with reinforced polyester carrier. Sand granules on both side of the membrane. The under and top side 100 mm wide adhesive edges are on opposite sides.

The product is removed from our selection, check availability. You can use Kerabit 2400 UB instead.



  • Kerabit Sealing Adhesive for seaming gable seams
Manufacturer / Manufactured for Kerabit Oy, Lohja plant
Country of origin Finland
Conformity marking CE mark
Reaction to fire Manufacturer’s fire testing certificate
Fire Classification


Manufacturer’s declaration of conformity Kerabit modified bitumen roofing materials
Quality control Quality control agreement between the Plant and Eurofins Expert Services Oy
Nominal thickness 2,2 mm
Nominal weight 2500 g/m²
Weight of the supportive layer 160 g/m² (+/- 5 g/m²)
Supportive layer reinforced polyester felt
Surface type

sand granules

Rolls size 1 x 10 m / 10 m²
Packages / pallet 31 rolls
Weight / package 25 kg
Weight / pallet 800 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.


The product is used as underlay or intermediate layer of multi-layer roofing and underlay for bitumen shingles.