Description:
Sika Waterbar® WP DF AT is a flexible, external waterbar for expansion joints made from PVC-P.

Uses:

• Watertight expansion joint sealing in new concrete tunnel structures.
• Sika Waterbar® WP DF AT can be combined with Sikaplan ® WP membranes for tunnel waterproofing.
• Closed tunnel construction method (GBW)
• Cut-and-cover tunnel construction method (OBW)

Advantages:

• Permanent flexibility
• Homogeneous waterbar
• Welding link strap on both sides of the waterbar for machine welding
• Suitable for welding with PVC-P based Sikaplan® WP membranes
• Suitable for thermal welding on site
• Resistant to all natural mediums in soil and groundwater
• Robust products designed for handling and installation on site