A super-charged, 55% actives, solvent-based, water and chloride repellant that is nano-technology driven with exceptional penetrating power.  The Iso-Tek 8540 VOC penetrates deep and chemically reacts within the pores and capillaries to create a long-lasting hydrophobic surface that sheets water.  Provides long-lasting protection against: moisture, freeze-thaw damage, deicing salts, chlorides, rust, corrosion, spalling, pitting and cracking.