Sika-Trocal® SGmA Mechanically Fastened Timber Decking Surface Protection  

 

12, 15 & 20 year mechanically fastened timber deck roof system:

  • Timber decking surface protection.
  • S-Felt T 300 or Sika-Trocal® SBV lower protection layer.
  • Sika-Trocal® SGmA waterproof covering.
  • Polyisocya