SXR Exterior Restoration is specifically formulated for surface restoration projects where mildew, moss, black mold, algae, streaks and biological growth are an issue! SXR is non-corrosive, non-caustic, non-acidic formula, designed to cling, penetrate and eradicate stubborn surface stains! Specialized polymers in SXR increase contact time, producing faster results and money saved! Don’t damage your shingles or wood fencing by using caustic, corrosive chemicals or pressure washing and brushing methods! This product is designed to lighten the surface area naturally over the course of just a few weeks. Watch as mold, algae and mildew disappear, leaving your roof, concrete, or wood fence looking fresh! SXR does not contain bleach, acid, lye, heavy metals or phosphates! SXR is economical and can be blended at a 1:4 to 1:8 ratio. After mixing product in a pump sprayer or poly tank, disperse evenly over surface, wearing proper PPE (Safety Glasses/Gloves). It is recommended to cover all plants and flower beds with plastic drop cloths so as to protect it from contact with SXR. No need to rinse the surface, allow to cling, penetrate and eradicate!