Cabot 140.0001000.007 Waterproofer, Liquid, Crystal Clear, 1 gal (Pack of 4)

Cabot waterproofing is an advanced technology silicone sealer that provides unsurpassed waterproofing protection to a multitude of surfaces. This convenient and simple-to-use formulation penetrates and fills the pores of the substrate with a premium-grade silicone sealer and unlike waxes, silicone will impart a lasting repellency to any surface to which it is applied.