Industrial city-1, phase-4, P.O Box 36161, Jeddah 21419, Saudi Arabia



DADCO PROOF – Fast International Petrochemicals Co.Ltd.

Dadco Proof

(Cold Applied Oxidized Bitumen)


Dadco Proof is a cold applied damp proofing primer formulated with good bitumen adhesive properties and selected petroleum solvents.


Dadco Proof is an excellent damp proofing primer suitable for use in above ground and underground foundations of bridges, culverts, retaining walls and vertical surfaces exposed to direct sunlight or ambient temperatures higher than 500° Celsius. 


Surface to be damp proofed should be clean, dry, and free from dust dirt, grease, and oil. To be applied by brush or roller. No heating is needed. Stir thoroughly to homogenize solution before use.

Standard : Complies with BS 3690


–  Double the coverage area of OB 115/15.
–  Faster to apply (50% faster).
–  No hazards of exploding or overflowing.
–  Less manpower required for application due to non heating.
–  Will not drip or melt at high temperatures after application.

Coverage: Concrete walls and roofs = 600 – 700 gms / m2

Packaging: 17 Kg/Pail., 100 Kg/Drum.

Storage and Shelf life:

Store the material in a shaded area, away from any source of heat. An un-opened sealed container has 8 months of shelf life.

Health and Safety:

Dadco Proof is a bituminous product. Wear gloves, a mask and goggles while handling and mixing. Avoid contact with the skin or eyes.

Technical support:

Technical support is available for application, usage health and safety of the product. Please contact us if you need more information or assistance.

Technical Data Sheet:

Properties Min Max Standard
DENSITY AT 250c kg/lt. 0.80 0.85 ASTM D-70
KINEMATIC VISCOSITY AT 60ºc (Cst) 60 100 ASTM D-2170
UP TO 225ºc
UP TO 36º0c
Not Less Than 30
Not More Than 60
ASTM D-402
100 gm; 5 Sec (dmm)
15 30 ASTM D-5
99 -- ASTM D-2042
COVERAGE 300-500 gm/m2. Smooth surface
600-800 gm/m2. Rough surface
APPLICATION Brush, mop and rollers


The data provided here is per our best of knowledge and experience; however, as the application environment and conditions are beyond our control, it is the user’s responsibility to observe the precautionary measures and practice within local regulations. Dadco reserves the right to make changes in the provided data without any prior notice.

Our Quality Policy

The Quality policy of Fast International Petrochemicals Co. Ltd. (Dadco) is to attain the highest standards of quality and to satisfy all requirements and needs of our clients considering that the internal implemented procedures ensure the conformity of its services and products to the contractual and agreed client’s requirements. To achieve the above mentioned goals, Fast International Petrochemicals Co. Ltd. (Dadco) is committed to work closely with our clients to ensure our products and services conform with their requirements.

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