Thompsons WaterSeal TH.A21711-16 Advanced Natural Wood Protector, gallon Long-Lasting Coating Resists Mildew Growth, UV Damage and Fading One Day Project - Applies to both damp or dry wood in just one coat Water-Based for Easy Soap and Water Clean Up Waterproofer product Use on decks, fences, exterior furniture and exterior wood Maximum strength one coat waterproofer Advanced protection against water damage Exceptional, long lasting beading and waterproofing He is named after E.A. Thompson  Edward Addis Thompson, the man who founded the company and invented the original Thompson&#039;s WaterSeal formula Addis has appeared on every can of every Thompson&#039;s WaterSeal product for decades  but he just made his TV debut in 2014 Favorite Singer: Seal If He Could Do Any Other Job: Navy Seal Favorite Vacation Spot: Seal Beach, CA Favorite Snack: Anchovies  hold the pizza