Seal-Once Nano Penetrating Earth-Friendly Wood Sealer

Seal-Once NANO Penetrating Wood Sealer (formerly Total Wood Protection) is effective, eco-friendly, non-toxic sealer for exterior surfaces. Available at Greenhome Solutions in 1-Gallon and 5-Gallon sizes.

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Seal-Once Nano + Poly Premium Wood Sealer

SEAL-ONCE has been leading the innovation in the use of nanotechnology to create long-lasting, non-toxic wood sealers and tinted wood stains. Our New and Improved NANO+POLY Penetrating Wood Sealer provides superior protection against water damage, mold, decay and eliminates warping and cupping. Unlike most top-coat sealers, NANO+POLY deeply penetrates the surface of wood, using proprietary nanotechnology to form a flexible breathable barrier, that coats the wood fibers at the cellular level.

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