Kerabit BIL 20/85 Bitumen Primer

Kerabit BIL 20/85 Bitumen Primer is a cold-applied, nicely spreading and quick-drying bitumen primer. This product is used as a pre-treatment solution on surfaces that are intended to be treated with molten bitumen or Kerabit Bitumen Paint.

Mix before use. The product is not recommended for use indoors on account of its strong odour.


Manufacturer / Manufactured for Nordic Waterproofing Oy/Lohja Plant
Country of origin Denmark
Need for materials 0,1 - 0,2 l / m²
Container Size 5 and 10 l


Pre-treatment and adhesive application for concrete, metal and bitumen membrane surfaces that are to be insulated against moisture.  The product is not recommended for use indoors on account of the strong odour.

Instructions for use

Brush, roll or spray the product. The surfaces must be clean. Ensure that the surface is dry before treating it. The material need is 0,1 - 0,2 l/m². Let the surfaces dry for about 2 – 3 hours at +20 oC before the next application. Clean the tools with white spirit.

Handling and storage

To be stored in a closed container in a dry place protected from sunlight.

Prevention of environmental hazards

This product must not be poured into a sewer. Liquid waste must be transported to a waste collection point for hazardous waste.  Empty, dry containers can be recycled or, if this option is unavailable, transported to a public landfill.