Defy Extreme 40 VOC-compliant wood stain is a synthetic-resin, semi-transparent wood stain formulated using sate-of-the-art nano-technology to create a durable finish. With the VOC content less than 40 g/L, this product is environmentally friendly without sacrificing long term performance. Effectively protects wood from the harmful effects of the sun and from graying. Highly resistant to mold and mildew. Designed to be used on wood siding, log homes, decks, fences, shake shingles, outdoor wood furniture, pressure treated lumber, and all other natural wood surfaces. Approximate coverage rate: 100-150 Sq. Ft. per Gal. Dry time: 2-4 hours (above 45 deg. F.), allow 24 hours before using.