Transparent liquid that protects and penetrates joints, making them impervious to dirt, salt, mold, etc. It is easily applied for quick application, thanks to the special pressure valve and sponge that allows for a steady flow of the product into the joints.  Contains a special ingredient called FungHalt™, which prevents the growth of bacteria, fungi, mold, and especially Aspergillus Niger, responsible for unsightly black stains that develop in humid environments.