About This

MADE IN THE USA: OB1 is a universal superior contractor grade all-purpose adhesive & sealant, that can be applied on WET, DAMP or DRY surfaces, is paintable in 1 hour & is MADE right here IN THE USA!
AS A SEALANT: OB1 Can be used to fill butt joints in vinyl, aluminum and concrete siding, windows, doors, column joints, gutters, roofs, brick molding, counter tops, shower surrounds & most areas where a sealant is needed.
AS AN ADHESIVE: OB1 has superior bond to most building materials & will adhere to wood, metal, concrete, stone, tile, plastic, PVC, gypsum board, vinyl, drywall, glass, trim molding, foam board & MORE!
INTERIOR / EXTERIOR: Designed for interior and exterior projects, this 100% waterproof hybrid sealant and adhesive resists moisture, weather, and extreme temperatures & its LOW VOC | LOW ODOR formula ensures safe, seamless application anywhere.
135+ YEARS OF INNOVATION: OB1 is a trusted brand for over 20 years, delivering proven results and made by Bostik, a global brand founded in 1889 with one of the most innovative portfolios of professional-grade hybrid technologies worldwide.