BEST HYDROPHILIC ADHESIVE MANUFACT URERS IN UAE | MAPEI IDROSTOP-Hydrophilic expandable rubber section for
watertight construction joints.Idrostop is a soft preformed flexible strip, with an acrylic polymer base specially designed to form watertight construction joints up to a hydraulic pressure of 5 atm. Idrostop does not contain bentonite. Due to its chemical composition Idrostop gradually expands when in permanent contact with water, creating an active barrier against pressurized water (positive and negative).