Products » Systems

TUNNEL WATERPROOFING (INSIDE)

1. SUBSTRATE

Typical: structural concrete

  • The substrate will be as clean, dry, smooth and free from contamination as possible.

2. DRAINAGE LAYER

Typical: 300-500 g/m² geotextile

  • Mechanically secure to the substrate using Sintofoil TPO/FPA discs and approved fasteners.

3. SINTOFOIL MEMBRANE

Typical: WPS/Grey-Black/1.5mm

  • Install with overlap and welded seam as per specifications.*
  • Secure to the substrate by welding to Sintofoil discs

^ Refer to "welded seam technology" section

4. COVER

Note:
Refer to the local code requirements when applicable.

UNNEL WATERPROOFING (INSIDE)