Combined hydraulic joint for working seams KAV 150
HydroshponkaKAV 150 with a cord made of hydrophilic rubber combined for use in working and structural seams. KAB 150 key is a key with an expanding hydrophilic cord for sealing and waterproofing structural joints of concrete structures. Even at high water pressure, the combined KAB key provides waterproofing due to the expanding rubber cord and the ribbed part of the key itself. KAB key is an effective system against water penetration, and also easy to install.