The first in Tunnel Waterproofing: Self - Repairing!
Protex PolyLock is a new generation composite waterproofing system consisting of the polymer modified sodium bentonite granules, passive PE film layer and active polymer layers specially developed for tunnel waterproofing. It is the only waterproofing system that fully adapts to the harsh conditions in the tunnel structure and provides a perfect waterproofing throughout the life of the structure.