Tunnels

Sika Waterbar® O-15

Flexible PVC waterbars used to seal construction and expansion joints in new concrete structures

SikaSwell® S-2

Gun applied polyurethane sealant which swells in contact with water

SikaSwell® A

Acrylic swellable joint sealing profile

Sika®-1+

Liquid waterproofing admixture for concrete and mortar. Reduces the rate at which water can penetrate into or through concrete and mortar

Sika® WT-200 P

Sika® WT-200 P is a combined water resisting and crystalline waterproofing admixture used to reduce the permeability of concrete and to enhance the self-healing abilities of the concrete.