JFlint Mr Hard Water Glass Sealer (8oz)

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JFlint Mr Hard Water Glass Sealer is a durable, easy-to-apply sealer that protects shower doors, windows, windshields, and other glass surfaces from hard water build-up. JFlint Mr Hard Water Glass Sealer can be safely used on glass surfaces, mirrors, metals, tile, fiberglass, porcelain, and plastic.

JFlint Mr Hard Water Glass Sealer seals and protects shower doors and windows against the build-up of soap and hard water eliminating the need for a daily squeegee. It also protects shower door glass and windows from the etching effects of hard water stains preserving your raw material investment. JFlint Mr Hard Water Glass Sealer makes subsequent cleaning much easier because it provides a "Teflon-like" coating that prevents the adherence of stain creating substances such as hard water, soaps, and dirt.


  • Durable
  • Easy to Use
  • Cost Effective
  • Applies with a foam applicator, microfiber towel, or absorbent sponge
  • Excellent for repelling hard water
  • Protects glass surface from chemical etching
  • Makes subsequent cleaning much easier because of the "Teflon-like" coating
  • Does not discolor, crack, chip, or peel
  • 8 oz. covers 200 sq ft

The JFlint Mr Hard Water Sealer Application Kit is recommended for large, flat surfaces. It maximizes coverage rates and minimizes labor and effort by eliminating the need to buff every square inch with a microfiber towel.

WINTER WARNING: Detroit Sponge and our carriers (UPS or FedEx) are NOT responsible for liquids freezing in transit. Please keep this in mind when ordering liquids during the winter months, particularly in January.

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