Prices, Promotions, styles, and availability may vary. Our local stores do not honor online pricing. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted.

How to Clean a Grill Cover

Holly Honeycutt

By Holly Honeycutt
Updated April 13, 2026

Grill covers are exposed to the elements, leading to a buildup of dirt, pollen and grime over time. We'll show you how to clean your grill cover in five easy steps.

Tools and Materials

Key Takeaways

Cleaning and maintaining your grill cover prevents mold, mildew and buildup, while extending the life of the cover. Here are the general guidelines to cleaning your grill cover.
Step 1: Clean the cover using a soft scrub brush and a mixture of mild soap and water. Rinse it off with a hose.
Step 2: Let the cover thoroughly dry to prevent mold and mildew growth.

To preserve the durability of your grill cover, we recommend regular, light cleaning every few months.

Neglecting Your Grill Cover

A neglected grill cover can lead to the growth of mold and mildew, while also attracting pests and creating unpleasant odors. Here's how to clean it in five simple steps.

Cleaning Supplies

Shop Now

Grill Covers

Shop Now

Grills

Shop Now

Grilling Tools & Accessories

Shop Now

How to Get Mildew Off the Grill Cover?

Follow these steps to remove mildew from a grill cover.

  • Use Vinegar: Fill a spray bottle with undiluted white vinegar and spray it directly onto the areas with the most mold and mildew.
  • Scrub the Cover: Let the vinegar sit for 10 minutes. Use a soft sponge or scrub brush to remove the mold and mildew. Repeat the vinegar spray if needed.
  • Clean with Soapy Water: Mix liquid dish soap into warm water. Wash the grill cover with the soapy water, using a scrub brush to remove any remaining dirt or stains. Rinse the cover with fresh water and let it dry in the sun.

Let’s Get Started

If you’re ready to clean your grill cover, order your supplies online or pick them up at your local Lowe's. Would you rather replace your grill cover? We have plenty of options to choose from.

Grill Cover FAQ

Can You Machine Wash a Grill Cover?

Washing a grill cover in a washing machine isn't recommended. It can damage the water-resistant coating and cause the grill cover to shrink or tear.

How Often Should I Clean My Grill Cover?

We recommend wiping the grill cover down or at least giving it a good rinse every few months. You can also add a grill cover cleaning to your fall and spring cleaning checklists.

What Type of Grill Cover Material is Easiest to Clean?

Most of our high-quality, weather-resistant grill covers are made of durable polyester. They're the easiest to clean, using mild soap and water. You can also check the label on your cover for specific directions.