DOWSIL™ 1203 3in1 Primer

Cleaners & Primers

DOWSIL™ 1203 3in1 Primer is used to improve adhesion and accelerate adhesion build-up of silicone sealants to various substrates. Additionally it cleans substrate surfaces, so that no other cleaning is needed. In case of very dirty surfaces additional cleaning with a cleaning solvent is necessary.

Product info


  • Improves adhesion of silicone sealants to many substrates

Technical Information

Where to use Interior/Exterior
Container Type Can
Shelf life 18 months
Sizes 500ml


Application Instructions

Contact our expert team for advice, training and application instructions for this product!

Welcome to High Performance Construction Solutions

Our superior product formulations and technical expertise ensures that the exact requirements of any project will be met, with the highest performing solutions.