510-352-9800

14855 Wicks Blvd, San Leandro CA 94577

  • New Product Announcement

    NOW AVAILABLE AT CWS

    FULL LINES NOW IN STOCK

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  • Laurenco Announcement

    LAURENCO WATERPROOFING

    NOW IN STOCK AT CWS

    The Laurenco Waterproofing System is built around a cold applied, reinforced, rubber modified asphalt sheet. It is a two part inter-reactive system comprised of a reinforced, woven glass membrane and a VOC compliant rubberized asphalt adhesive

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    providing the best protection

    against all damp conditions.

    California Waterproofing Supply is dedicated to offering the best quality waterproofing products.

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    Check out our feature in US Builders Review!

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