They may be supplied as coatings or integral admixtures. Their behavior depends on concrete composition, moisture availability, crack width and the particular formulation. Substrate preparation, saturation and curing requirements can be different from those of conventional film coatings.
Construction quality and joint detailing remain essential.
Typical applications
Appropriate uses may include concrete basements, tanks and infrastructure, subject to design and product approval.
Before you use it
- They should not be described as able to seal every moving crack or eliminate the need for construction-joint waterstops.
- Claims about positive or negative water pressure, self-sealing and potable-water suitability must be supported by product-specific test data.
General technical guidance. Final product selection, dosage and system details are confirmed from the manufacturer data sheet and a site assessment.
