"We Put the Proof In Waterproof"
The degree of attachment or bonding of one substance to another. The degree of attachment or bonding between applications of the same substance. (For comparison, see also: COHESION)
SPFA believes that the path to a healthful, safe, high-quality and performing SPF installation travels through the hands of a knowledgeable, trained, experienced, and ideally PCP-certified professional contractor.