Why MS polymer?
MS polymer adhesives and sealants bond to most marine substrates, stay flexible, and resist water and UV — ideal for deck fittings, trims, and joints.
Bostik Simson MSR
A strong construction adhesive for structural bonding where high initial grab matters.
Bostik Simson ISR 70-05
A versatile sealant and adhesive for weatherproof joints and bedding fittings.
Application tips
- Clean and dry both surfaces first
- Apply in beads or dabs as the job requires
- Tool the sealant before it skins
Shop Bostik at Fortified Oceanic
Find the Bostik Simson range at Fortified Oceanic, Sydney.

