Portland Cement Waterproof Concrete
or Masonry Coating

Chemseal™ is a portland cement based coating for concrete and masonry that resists both positive and negative hydrostatic pressure.

Chemseal™ fills and seals the pores and voids in the surface imparting strength, durability and uniform appearance.

Chemseal is available in a variety of standard colors for use on above grade, interior or exterior applications and in a foundation gray color for use below ground. When mixed with Cretelox, latex polymer modifier, Chemseal develops a highly durable, low maintenance, water-proof barrier.


Chemseal is typically applied to concrete or masonry to water proof and improve the appearance of any concrete or masonry surface. Typical applications include: