Undercoat For Walls, Concrete, Cement Before Finish Coat

Easy to Apply

Good Coverage

90-100% by Volume


Product Description

Venlac Exterior Water Thinnable Cement Primer for Exteriors is suitable for undercoat for walls, asbestos, concrete, cement before finish coat. It gives a suitable substrate for wall finishing. It is thinned with potable water to achieve applicable consistency. It provides a few special features to substrate as easy brushing, alkali resistant, excellent covering, quick drying and better sealing power. It is used as a primer for painting of Exterior wall finishes (water base) like Exterior Acrylic Emulsions.


Newly plastered surface should be left to mature for minimum period of 3 months.


Surface should be free from all loose plaster, dirt like dust , grease etc should be removed with sand emery paper


Cracked or flaked paint should be removed completely before application. Cracks and damps should be filled with Venlac Wall Putty. It should be applied with anti fungal treatment.


For New Plaster : Apply a coat of Venlac Exterior Water Thinnable Cement Primer. After application of primer allow it to dry overnight before application of finished coat.
Thinning : 4 parts of paint and 3 parts of water to get satisfactory flow of applicable consistency. Keep an interval of 3-4 hours between the two coats.

Method of ApplicationBrush, Roller, Spray
FinishMatt and very Smooth
Drying Time : [25-30oC] [60-70 RH]Surface dry : 15 to 20 minutes
Where as hard dry in : 3-4 hrs.
Shades Available Only available in white color
Viscosity of Supply100-110 Krebs units at 30°C
Recommended ThinnerPotable Water
Covering Capacity22-25 sq. Metre/ltr/coat depending
upon the surface and surface texture


Don’t over thin
Stir well and strain the mixture before use
Avoid the use of Plaster of Paris for dense and cracks
Avoid premature paint failure

Safety Measures

Kindly refer to the MSDS for Venlac Exterior Water Thinnable Cement Primer which gives detailed information on safety measures while handling the paint, which is available on request.

Store the container with the lid tightly closed in an upright position, in a cool, dry place.

Keep out of reach of children and away from eatables.

May be harmful if swallowed. In case of ingestion seek immediate medical attention. In case of skin contact immediately wash skin with soap and plenty of water. Get medical attention if irritation develops or persists.

Wear eye protection during application. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Do not breathe vapour or spray. It is recommended to wear suitable nose pad during sanding and surface preparation to avoid dust inhalation.

Do not pour leftover paint down the drain or in water courses.

In the event of spills, contain spillage using sand or earth.

Related Products

Venlac wallputty

Best Cement Primer

Wonder Coate Max

Do You Want To Spice Up Your Space?

drop us a line for amazing living spaces

Easy to Apply