DOWSIL™ Primer 1200 OS Primer, UV Traceable

Cleaners & Primers

DOWSIL™ Primer 1200 is used to improve both the quality and speed of adhesion development to room temperature vulcanising silicone sealants to a variety of common non porous substrates.

Product info


  • Provides more uniform and stronger bonds
  • Optimizes adhesion of sealant to surface
  • Suitable for weather sealing and structural glazing applications

Substrate Type

  • Glass
  • Toughened Glass
  • Laminate Glass
  • Mill Finished Aluminium
  • Anodised Aluminium
  • Steel
  • Stainless Steel
  • Galvanised Steel
  • Copper
  • Brass
  • Zinc
  • Painted Timber
  • Formica



Technical Information

Where to use Interior/Exterior
Time to cure 30 minutes
Container Type Bottle
Shelf life 18 months
Sizes 500ml
Application method Cloth


Application Instructions

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