Can I Use Windex on Quartz Countertop?

Quartz countertops are popular in many homes today thanks to their durability, stylish appearance, and easy maintenance. However, as with any countertop material, proper care is required to keep quartz looking its best. Some homeowners wonder if using Windex or other glass cleaners is safe for cleaning quartz. Here is a detailed look at whether or not Windex can be used on quartz countertops.

An Overview of Quartz Countertops

Quartz countertops, sometimes referred to as engineered stone, are made from ground natural quartz crystals combined with resins and pigments. The result is a very hard, non-porous surface that resists scratches, stains, and heat.

Some key advantages of quartz countertops include:

  • Extremely durable and long-lasting
  • Available in a wide range of colors and patterns
  • Requires very little maintenance
  • Resistant to stains, scratches, and heat
  • Non-porous so does not require sealing

Quartz is an ideal choice for busy kitchens and baths due to its durability and easy care. However, some care is still required to keep quartz looking its best.

Can Windex Be Used on Quartz?

Windex and other household glass cleaners are often alcohol-based or contain ammonia. The short answer is yes, Windex can generally be used safely to clean quartz countertops. However, there are a few important caveats to keep in mind:

  • Use it sparingly – Don’t saturate or soak the quartz.
  • Make sure to rinse thoroughly after cleaning.
  • Only use Windex on matte or textured quartz finishes. Do NOT use on polished quartz.
  • Test a small inconspicuous area first before wiping the entire counter.
  • Avoid using Windex daily – occasional use is fine.

The key thing to remember is that quartz countertops are porous like natural stone. Alcohol, ammonia, and other harsh cleaners can potentially damage or discolor quartz over time with heavy use. An abundance of caution is advised when using Windex or similar cleaners on quartz counters.

Recommended Cleaners for Quartz

While Windex may be used carefully in moderation, the manufacturer recommended cleaners are:

  • Mild soap and water
  • Vinegar and water solution
  • Store-bought stone and quartz cleaners

Using one of these recommended cleaners is the safest, gentlest way to clean quartz counters.

Avoid any cleaners that contain lemon, vinegar, or other acids as these can etch and damage quartz over time. It’s also best to steer clear of bleach, alkaline cleaners, oven cleaners, etc. Stick to mild liquid dish soap or specialty stone cleaners.

Best Practices for Cleaning Quartz Countertops

Here are some top tips for safely and effectively cleaning quartz countertops while avoiding damage:

  • Use a mild soap and water solution for routine cleaning.
  • Rinse thoroughly after cleaning and wipe completely dry.
  • For heavier cleaning, use a vinegar and water mix.
  • Disinfect occasionally with hydrogen peroxide or rubbing alcohol.
  • Always use a soft, lint-free cloth or sponge. Avoid abrasive pads.
  • Blot spills immediately – don’t let them sit.
  • Avoid using any cleaners that contain acid, bleach, ammonia or alkali.
  • Consider applying a quartz sealer every 1-2 years for added protection.
  • Avoid placing hot pots/pans directly on the quartz. Always use a trivet.

What to Avoid Using on Quartz

To safely preserve the beauty of your quartz counters, avoid using:

  • Abrasive cleaners or scrubbing pads
  • Acidic or alkaline cleaners
  • Harsh chemicals like bleach, oven cleaner, etc.
  • Citrus or vinegar, unless highly diluted
  • Leaving spills or liquids sitting for long periods

Can Windex Damage Quartz Countertops?

With moderate, occasional use, Windex is unlikely to damage most quartz countertops. However, improper use of Windex or other glass cleaners could potentially lead to some issues over time.

Risks of using Windex or similar products on quartz include:

  • Dulling the surface and ruining the polish
  • Discoloration or blotchy appearance
  • Removal of applied sealers
  • Etching or pitting if left to sit too long

To be safe, quartz manufacturers advise against using Windex or citrus cleaners regularly. Reserve Windex for occasional or spot cleaning, not as an everyday quartz cleaner.

The Bottom Line

While Windex can generally be used safely on quartz counters if used properly, it’s best to stick to the manufacturer’s recommended cleaners. Using mild soap and water for routine cleaning and diluted vinegar for periodic heavy cleaning is ideal to maintain the beauty of quartz over many years.

So can you use Windex on quartz countertops? Yes, sparingly and with care. But for the lowest risk cleaning routine, go with milder cleaners recommended for stone surfaces. Avoid over-use of glass cleaners like Windex to prevent possible long term damage. Follow the manufacturer’s care instructions to safely preserve your investment in beautiful quartz countertops.

Frequently Asked Questions

What is the best daily cleaner for quartz counters?

Mild liquid dish soap diluted with warm water is ideal for routine daily cleaning. Avoid abrasive cleaners.

Does quartz need to be sealed?

Quartz is non-porous so sealing is not required but can provide added protection, especially for kitchen counters. Reseal every 1-2 years.

What should I use to disinfect my quartz counters?

Use a hydrogen peroxide based cleaner or diluted rubbing alcohol to safely disinfect quartz surfaces. Avoid bleach or ammonia based cleaners.

Can I use vinegar to clean my quartz countertops?

Yes, you can safely use a vinegar and water solution. Mix 1 part vinegar with 3-4 parts water and rinse thoroughly after cleaning. Avoid using straight vinegar.

How can I make my quartz counters shine?

Use a quartz polish product or apply a mild automotive polish with a soft cloth to restore the shine and luster to dull quartz counters. Avoid wax based polishes.


Quartz countertops are a durable, low-maintenance choice for today’s busy kitchens and bathrooms. While an occasional use of Windex window cleaner won’t necessarily harm quartz counters, it’s smarter to stick to the manufacturer’s care recommendations. Using mild, non-abrasive cleaners specifically formulated for stone surfaces is the safest way to clean quartz without risk of damage. Follow these best practices and your beautiful quartz counters will maintain their good looks for many years to come.