Homemade Sealers for a Granite Countertop

Frederick M Hueston  StoneForensics.com

Granite countertops are a popular choice for kitchens and bathrooms due to their natural beauty, durability, and resistance to heat and scratches. However, to maintain their longevity and appearance, it’s essential to seal granite surfaces regularly. While commercial granite sealers are readily available, some homeowners prefer to use homemade sealers, either for cost savings or to avoid chemicals.

The Importance of Sealing Granite Countertops

Before delving into homemade sealers, it’s important to understand why sealing granite countertops is crucial. Granite is a porous natural stone, which means it can absorb liquids and stains if left untreated. Sealing granite creates a protective barrier on the surface, preventing liquids and contaminants from seeping into the stone, making it easier to clean and maintain.

Homemade Granite Sealer Options

Mineral Oil: Mineral oil is a common and natural option for sealing granite countertops. It can be easily applied by following these steps:

1. Clean the countertop thoroughly with a mild dish soap and water solution, then dry it completely. b. Apply a small amount of mineral oil to a clean, soft cloth or paper towel. c. Gently rub the oil into the granite surface, working in small sections. d. Allow the oil to sit for 20-30 minutes, giving it time to penetrate the stone. e. Wipe off any excess oil with a clean cloth. f. Repeat this process every 6-12 months or as needed, depending on the granite’s porosity.

Water-Based Sealant: You can create a homemade water-based granite sealer using the following recipe:

1/4 cup rubbing alcohol (isopropyl alcohol)

1/4 cup water

A few drops of mild dish soap

1. Mix the ingredients in a spray bottle. b. Spray the solution evenly over the clean granite surface. c. Allow it to sit for 5-10 minutes. d. Wipe the countertop clean with a soft cloth.

You can repeat this process every few months or as needed to maintain the seal.

Beeswax and Oil Blend: Some homeowners prefer using a combination of beeswax and oil for sealing granite. Here’s how you can make this homemade sealer:

1/4 cup of grated beeswax

3/4 cup of a food-grade oil (mineral oil or walnut oil)

1. In a double boiler, melt the beeswax and oil together. b. Once melted, let the mixture cool but not harden. c. Apply the mixture to the countertop in a thin, even layer. d. Let it sit for about 30 minutes. e. Buff the countertop with a clean, soft cloth to remove any excess wax.

This method creates a natural, protective coating on the granite surface. Repeat it every 6-12 months or as needed.

Homemade sealers for granite countertops can be a cost-effective and natural alternative to commercial products. They provide the necessary protection to keep your granite surfaces looking their best and resisting stains. However, it’s important to note that the effectiveness of homemade sealers may vary based on the type of granite and its porosity.

Before applying any homemade sealer, it’s advisable to test a small, inconspicuous area of your granite countertop to ensure compatibility and desired results. Additionally, while homemade sealers offer a more natural approach, commercial granite sealers often provide longer-lasting protection and may be the preferred choice for homeowners seeking maximum durability and stain resistance for their granite countertops.