Graywall Waterproofing
is an all-rubber polymer product applied as a single component spray by certified applicators to provide a seamless elastomeric membrane.

Graywall is non-toxic when cured and contains no asphalt to leach into or contaminate our groundwater.

Graywall was engineered to provide excellent adhesion and crack bridging "elasticity" for the toughest commercial and residential jobs.

Graywall is BOCA listed (93-22) and exceeds the most stringent standards for use as an air vapor barrier.