Bosti-Flex™ Plus
Multi-Purpose Siliconized Acrylic Sealant
Product overview
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.
Geographic availability
- United States
Available sizes
10.1 oz cartridge - 12/case
Smart Advantages
Excellent adhesion for strong bonds
High elasticity for flexible joints
Mold and mildew resistant
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TDS
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SDS
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Construction Caulk, Sealants & Grab Adhesives Limited Warranty
Next events
Bostik Academy
Flooring Surface Prep & Adhesives
Flooring Surface Prep & Adhesives
September 24 - 25, 2025
Bostik Academy - Temecula
27430 Bostik Ct.
Temecula, CA 92590
27430 Bostik Ct.
Temecula, CA 92590
Presented by Bostik, learn about our innovative surface prep, tiling, hardwood and resilient ...
Bostik Academy
Flooring Surface Prep & Adhesives
Flooring Surface Prep & Adhesives
August 20 - 21, 2025
Bostik Academy - Temecula
27430 Bostik Ct.
Temecula, CA 92590
27430 Bostik Ct.
Temecula, CA 92590
Presented by Bostik, learn about our innovative surface prep, tiling, hardwood and resilient ...
Bosti-Flex Plus is Pro Remodeler Magazine's #1 pick for Best Interior Products for 2019.
CLICK TO LEARN MORE!
Related market & applications
Sealing & Bonding
- Joint Sealing
- Bonding
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