green stain/sealer product formulated for for exterior use on properly prepared, unsealed wood surfaces

Docks, Piers, Decks, Railings, Retaining Walls, Fences, Planters, Outdoor Furniture and Boardwalks

"Applying his extensive knowledge of chemistry, Mike created a unique polymer using nanoparticles that had the ability to easily penetrate the wood, creating a clear flexible film that was not only waterproof from the surface, but also breathable and impervious to salts and chlorides."  The company home page also references "unique polymer nanoparticles" used for their Seal-Once brand.

available online (see 'Technical Info')