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How do you seal a marble vanity top?

4 min read

Asked by: Josh Kim

Does a marble vanity top need to be sealed?

Marble is a high-end, natural material that makes for a dreamy surface. Yet, even though the calcium-based stone is strong enough for a countertop, it can also be soft and porous. This means that marble countertops absorb liquids that could leave stains, and to help minimize damage, they need to be sealed.

How do you protect a marble vanity top?

The most effective (and surprisingly simple) way to protect your marble countertops is to take preventative measures. Be diligent about using coasters, cutting boards, and placemats. Make sure to set citrus fruits, tomatoes, and any foods with high acidity in a bowl or on a plate before setting it on the counter.

What is the best way to seal marble?

Impregnating sealers are the best bet for marble surfaces because they’re formulated to go in just below the surface of the stone to slow the absorption of staining liquids rather than sitting on top. They will NOT protect against etching.

Can I seal marble myself?

Sealing granite or marble can be a ‘Do It Yourself’ project, but only if your stone is not already showing signs of wear-and-tear. If the stone is dull, scratched, stained, etc., the stone needs to be restored by an expert prior to sealing.

Is there a permanent sealer for marble?

Stain-Proof Permanent Marble and Granite Sealer is the next generation in sealer technology providing premium protection against all water and oil-based stains on granite countertops, marble, travertine, limestone, slate, concrete, tiles, pavers, grout, and all porous surfaces.

Can you use Clorox wipes on marble?

Bleach, vinegar and cleaning products from household names like Clorox and Lysol can all cause irreparable damage to marble countertops. These cleaners, while potentially useful in stopping the spread of disease, can take the luster away from your stone surface and cause etching — a series of dull, permanent scars.

How do you apply sealer to marble?


For the superior zero sealer the application is very simple first remove all objects from the countertop. And clean the surface. Let it dry for a few minutes apply a generous coat of sealer.

Do marble sealers work?

Marble sealers are easy to apply, and they create a protective barrier that prevents liquids from absorbing into the stone. Many of these products work not only on marble but also on granite, travertine, concrete, and even tile.

How do you polish and seal marble countertops?

So let's go ahead grab a foam brush. And start sealing and enhancing the marble. This is the real magic. And secret here so we're just going to coat this nice and evenly.

How do you seal marble naturally?

Generally, any honed (not polished) stone that is porous enough to need a sealer can be sealed with the walnut oil/wax mix. Marble, granite, soapstone, limestone, and slate can all be sealed with this oil. Just test it for color change if it’s a white or light cool toned stone.

What do you clean marble with before sealing?

Before sealing your marble floor, thoroughly clean it with a pH-neutral cleaner made for marble. Do not use cleaners containing acid (including vinegar), which can etch the stone. Let the floor dry completely.

How do you tell if your marble is sealed?

How to test if your marble or granite need to be sealed:

  1. pour a tablespoon of regular tap water onto the counter and let it sit for 10-15 minutes.
  2. Wipe away water with a dry cloth.
  3. Is there a darkening of the stone?
  4. If there is darkening, your counters could use some sealer.
  5. If color hasn’t changed, the stone is sealed.


How much does it cost to seal marble countertops?

Expect to pay between $200 and $600 for the repair itself and about $75 per hour for labor. Additional sealing to stave off staining can cost between $100 and $200, depending on how long it takes to apply and the type of sealer. Some kinds of marble require chemical treatment to ensure it’s waterproof.

Can you waterproof marble?

Rock Doctor Granite & Stone Sealer is made to be used on all kinds of natural stone surfaces, including marble. This sealer will help create a barrier between the surface of the stone and anything that it comes into contact with like water or the shampoo and conditioner that you use.