PAREX WeatherSeal Spray & Roll-On is a 100% acrylic elastomeric waterproof membrane and air barrier which can be either rolled, brushed, or spray applied. Extremly flexible: can bridge cracks and accommodate small movements up to 1/32" (0.8mm). Designed for use as a water-resistive barrier behind exterior claddings. Bridges 1/4" (6mm) gaps at sheathing board joints with WeatherTech 396 Sheathing Tape embedded.
Water-resistive barrier coating for application to glass mat gypsum sheathing, exterior-grade gypsum sheathing, CDX plywood, OSB, concrete, CMU, brick and cement board sheathing (Consult “Acceptable Substrate and Area of Use” Technical bulletin for more details.)
Contact the Parex USA Technical Services Department for further options.
Binder base: 100% acrylic elastomeric polymer with surface-hardening property.