Bitumen Waterproofing

Monneli Asfabit Prime

Quality Black Bitumen Primer

ASFABIT PRIME can be used as follows:
Used as a primer and sealer coat prior to the application of bitumen based waterproofing membranes and coatings.
Used as a curing compound on freshly cast concrete bitumen primer provides effective waterproof, weatherproof, corrosion resistant protective coatings. It is resistant to low concentrations of alkalis and acids and can withstand prolonged oxidation.
It is suitable for application to a wide variety of materials including iron and steel, lead, zinc, aluminum, asbestos, cement, concrete, stone, wood, and felt
back to Waterproofing
Technical Information
Product Description

A quick drying solvent based low viscosity bitumen primer. it is used as a primer coat on masonry and concrete substrates to improve the adhesion of bitumen based membranes and coatings. Is low in viscosity, which allows it to penetrate into the concrete pores and improve the adhesion between the membrane and the concrete surface. In addition to that, the primer also acts as a binder for dust particles which gets accumulated on the concrete surface even after cleaning.

  • Improves the adhesion between bitumen based sheet membranes and coatings
  • Cold applied, does not require heating
  • Binder for dust particles
  • Corrosion resistant
  • Weatherproof and waterproof
Compiliance Standard
  • ASTM D 41 - Asphalt primer for roofing, damp proofing and waterproofing
Packaging, Coverage / Consumption


The generally recommended coverage rate for Asfabit Prime is concrete (dependent on porosity) 3-6 m²/L per coat



Available in 15 and 20 Liter pails and 200 Liter drums.

Shelf Life & Storage


Should be stored under cover away from extreme heat or direct sunlight and must be kept away from sources of ignition.


Shelf Life:

Minimum 12 months in tightly sealed unopened containers.

Technical Properties



Black coating

Specific gravity at 15°C

0.85 - 0.90

Solid content


Drying time at 25°C

2 hours max.

Flash point


Application temperature

+5C° to +35°C

Service temperature

-5°C to +80°C

All values are subject to 5 to 10% tolerance

Application Information
Additional Information
Health & Safety

Avoid contact with skin and eyes. Use gloves and goggles during application. Ensure adequate ventilation and avoid inhalation of vapours.

ASFABIT PRIME contains flammable solvents. All the precautions must be forseen for use of such kind of products. Use gloves and goggles to avoid the contact with eyes and skin.

Important note

The information in this Technical Data Sheet is based on Colmef Monneli’s experience. Colmef Monneli does not accept any liability arising from the use of its products as it has no direct or continuous control over where or how its products are applied. All Colmef Monneli’s Data Sheets are updates on regular basis. It is the user’s responsibility to obtain the latest version.

additional materials
Fast Download
Technical Properties Sheet
download (*.pdf 0.28Mb)
More Products from this section
Monneli Asfabit

Cold Applied Bitumen Emulsion

Monneli Asfabit EM

Emulsified Thixotropic Flexible Protective Barrier to Vapor Transmission

Monneli Asfabit RB

Flexible, Rubberized Bitumen Emulsion

Monneli Asfabit RB+


Monneli Asfabit RBL


view more
Monneli Colbetomo SBS

SBS Modified Bitumen Waterproofing Membrane

COLBETOMO SBS can be used as follows:
Waterproofing of foundations and basement tanking.
Waterproofing of roof slabs in inverted roof systems.
Used to dress pile caps and tie beams and for waterproofing of rafts
For infrastructure and landscaping jobs
Contact us
Choose a location
P.O. Box: 123808, Dubai
Toll: +971 4 8803488
Fax: +971 4 8803450
Site Map