Dynaseal® Concrete & Masonry Sealer

Discover the cutting-edge innovation of Dynaseal Concrete & Masonry Sealer by Vermont Natural Coatings. Harnessing revolutionary nanoparticle technology, this sealer creates a flexible, non-film forming, breathable barrier that penetrates deep beneath the surface, safeguarding against water damage and decay. Serving as both a sealer, waterproofer, and primer, Dynaseal offers unparalleled protection with just a single coat, ensuring years of durability. With Dynaseal, embrace a new era of surface protection that prioritizes longevity and sustainability, revolutionizing the way you preserve your concrete and masonry surfaces.

Large volume customers – please contact us for larger sizes.


Product Details

In an industry where toxins are the norm, Vermont Natural Coatings has found a better way. Unlike most sealants that sit on the surface and wear away quickly, requiring reapplication every year or two Dynaseal uses nanotechnology to penetrate deep into the substrate. This creates a breathable, flexible barrier that prevents water from seeping in while allowing moisture to escape. Dynaseal Concrete & Masonry Sealer is an innovative new product for a changing world, one that places renewed importance on our future. Vermont Natural Coatings: delivering coatings that are safe for people, pets and the planet.

  • Can be applied on green concrete
  • Resistant to salts & chlorides
  • Ultra low VOCs
  • Non film-forming
  • Primes and seals
  • Eco-friendly and non-toxic
  • Protects against mold and mildew stains


Surface should be free of dust, dirt, contaminants, oil, grease or additives. Clean surfaces thoroughly with Vermont Natural Coatings Multi-Surface Cleaner before applying Dynaseal Concrete & Masonry Sealer. Can be used as a primer for Vermont Natural Coatings PolyRock Concrete Coating. Can be painted over when dry to touch.

1) Stir or shake well prior to use.
2) Always test finish on a discrete area to confirm desired
appearance. For best results apply when relative humidity is
between 40% to 60%. Do not apply if temperature is below
3) Apply with a brush, painters pad, pump-up garden
sprayer, air-assisted and/or airless sprayer. Use 17 to 19 tip
and medium to coarse spray pattern. Brush out any puddles.
4) Apply one coat. If applying two coats or when using tints
and two coats are required, apply second coat when first
coat is still damp. Do not sand between coats. On very
porous concrete or masonry an additional coat may be
5) Under normal conditions treated concrete will be dry and
ready for foot traffic in 2-3 hours.

  • One Gallon will cover approximately 200-300 sq. ft.

International Shipping

Vermont Natural Coatings PolyWhey© finishes are in use from Canada to Peru to Japan. Our international customers enjoy hassle-free, dependable ordering and shipping services from the Vermont Natural Coatings team.

For queries on international shipping, contact [email protected] or call us at (802) 472-8700.

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