DOWSIL 757 Photocatalytic Clean Glass Weatherproofing Silicone Sealant

A neutral, Si-hybrid based, one-component, low modulus Sealant.

Main uses

Designed for weather sealing of most of the hydrophilic and photocatalytic self cleaning glasses where high movement is expected and high weather resistance is required in order to withstand increased temperature and UV radiation. Approved by Pilkington for use in conjunction with Pilkington Activ and by Saint Gobain for use in conjunction with SGG BIOCLEAN.

Designed for use in direct contact with photocatalytic, hydrophilic glass and standard glass.


  • Excellent adhesion with typical photocatalytic and hydrophilic glasses as well as standard glass, aluminium, metal, painted and unpainted wood.
  • Pre-approved compatibility with Dow Corning SG and IG silicone sealant: Dow Corning 993, Dow Corning 895, Dow Corning 3362, Dow Corning 3793
  • Ideal for expansion, connection, perimeter and other movement joints Very good combination of weather resistance and movement capability
  • Compliant with ISO 11600 G 25 LM and ISO 11 431
  • Odourless


290ml ‘e’ Cartridges


  • Black
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