Bosti-Flex™ Plus

Bosti-Flex Plus is a high-performance siliconized acrylic latex sealant that offers excellent adhesion to most building materials and common household surfaces. This versatile sealant complements multiple Bostik grout colors and is paintable with latex or oil-based paints. Bosti-Flex Plus is ideal for various sealant applications, including windows, door frames, sinks, tubs, shower surrounds, countertops, and bonding applications for wood trim, ceramic tile, and natural stone.