Sika has a full line of surface applied water stop for sealing movement joints, construction joints and waterproofing membranes.


Sika® Dilatec® allows elastic bridging and sealing of construction and movement joints to protect the bridge construction (reinforcement and others).


Sika® Dilatec® ensures waterproof jointing of and to roofing systems (bitumen and PVC sheet waterproofing membranes), perimeter edges, roof lights and domes.

Open Cut Tunnels and Underground Engineering

Sika® Dilatec® offers the complete sealing system of ends and overlaps to concrete, bitumen sheet waterproofing membranes and PVC sheet waterproofing membranes.


Advantages of Sika Dilatec Sealing System
  • Weather and water resistant
  • Combination of Sika® Dilatec® tapes possible
  • All kinds of junctions can be welded with hot-air guns on site
  • Can absorb high joint movements
  • Bitumen-resistant
  • Root and UV resistant
  • Can be welded to PVC membranes
  • Performs well over a wide temperature range

   View Sika® Dilatec® product information