General Concrete Waterproofing


Waterproofing Admixture

Costar waterproofing admixtures are specifically designed to become an integral part of the concrete for use in above and below the grade application to permanently waterproof your concrete.

Waterproofing Membrane

Our Waterproofing Membrane systems has been designed to solve your concrete waterproofing needs producing 100% waterproofed concrete saving you millions in reduced labor and reduced maintenance cost and leaving you with concrete that lasts longer.


Costar has a variety of hydrophilic waterstops with a proven track record for being high quality and a cost effective solution for water containment needs.

Method Statement


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