Use to protect new or weathered wood from water damage, including splitting and warping caused by water absorption. Use as a final finish or water repellent primer under an oil-base paint or stain. Adds water repellency. Suppresses mildew staining. Lets moisture escape while preventing water penetration. Allows original wood color to show through and gray naturally. 3-part water repellent system; Gives immediate water protection and beading, helps stabilize and slow moisture release, and provides long term resistance to water penetration. Covers approximately 150-350 sq. ft. per gallon. Coverage depends on type of wood.