- Product Type:1K (1 component) Sealant, Solventborne Sealant
- Application Area:Roofing Substrates
- Compatible Substrates & Surfaces:Gypsum, Masonry, Wood, Metal, Glass, Plastics
- Application Method:Gun
- Features:Excellent Substrate Adhesion, Low Temperature Flexibility, Flexible, High Performance, Low VOC, Excellent Water Resistance, Primerless
Millennium Water Block Mastic (BP-300) is a gray colored, high performance, low VOC, non-curing, permanently flexible gun grade mastic. It maintains a positive seal by remaining flexible and adhered to all approved substrates. It is a non-curing, non-skinning secondary sealant designed for unexposed waterproofing applications.