Industry-Leading Waterproofing Solutions

Quality. Performance. Reliability.

Since 1963, more than one billion square feet of CETCO waterproofing products have been installed around the world, becoming the standard by which all other waterproofing membranes are measured.


Let us protect your project for greater peace of mind.

bentonite-based waterproofing

Proven performance

By specifying CETCO products, you are assured of optimum waterproofing performance from products specifically engineered to be integrated and installed as a complete waterproofing system. CETCO manufactures a complete line of quality waterproofing membranes, waterstops, and drainage composites as well as a complete line of installation accessories - everything you need from the bottom of the excavation all the way up to your green roof.


Single-source waterproofing

Our broad product range of waterproofing systems provides installation versatility, allowing you to work with a single manufacturer to cover all of your waterproofing needs. From zero-lot property line construction to back-filled foundation walls to under-slab, green roofs, and plaza deck applications, CETCO is your complete waterproofing solution.