Köster Bitumen Primer

Köster Bitumen Primer is a cold applied, low odour, solvent-containing bitumen primer. It contains a bonding agent admixture and displays excellent penetration properties. It acts as a dustbinder and as a bonding agent for subsequent hot or cold applied liquid bitumen coatings and self-adhesive membranes.

Suited for all absorbent mineral surfaces, metal sheets, wood and bitumen roofing felt. Suited as primer for bitumen thick film sealants and cold applied self-adhesive bitumen membranes, as well as overcoating old layers of bitumen (refurbishment of old thick film sealants and bitumen coatings).

General information

Uniclass 2015

Pr_35_31_66_08 Bitumen primersPrimary


J21/10 Warm deck roof coating

J21/110 Warm deck roof coating

J21/115 Warm deck roof coating

J21/120 Inverted roof coating

J21/125 Inverted roof coating

Show more
Specification data - Bitumen primers

Product Reference

Köster Bitumen Primer

Product Options

Technical data:

  • Colour: Black.
  • Solids: Approximately 40% by weight.
  • Density: 0.88 g/cm³.
  • Processing temperature: 2–30°C.
  • Drying time: Approximately one hour.

Similar products from Delta Membrane Systems Ltd