BrüMate | Premium Insulated Tumblers, Drinkware, Coolers ...

How to Clean Your BrüMate Cooler: Maintenance Tips for Longevity

How to Clean Your BrüMate Cooler: Maintenance Tips for Longevity

By BrüMate | Premium Insulated Tumblers, Drinkware, Coolers ... | Published: 2026-08-05

Category: Tips & Care

Learn the best ways to clean and maintain your BrüMate cooler for lasting performance. From daily wipe-downs to deep cleaning and odor removal, these tips will keep your cooler fresh.

Your BrüMate cooler is built to keep drinks cold for days, but even the toughest coolers need a little TLC to stay in top shape. Regular cleaning not only keeps your cooler looking great, but it also prevents odors, mildew, and bacteria buildup that can affect the taste of your beverages. Whether you own a Brutank 35qt for tailgating or a Juggernaut for weekend camping trips, proper maintenance is key to ensuring your cooler lasts for years.

In this guide, we'll walk you through the best practices for cleaning your BrüMate hard cooler, from quick post-trip wipe-downs to deep cleaning and odor removal. We'll also share tips on how to store your cooler during the off-season so it's ready for your next adventure. With these simple steps, you can keep your BrüMate cooler performing at its best, trip after trip.

Why Regular Cooler Maintenance Matters

A clean cooler is more than just a matter of pride—it's essential for food safety and the longevity of your investment. Over time, residue from drinks, food, and ice can create a breeding ground for bacteria and mold, especially in the hard-to-reach corners of your cooler. This not only leads to unpleasant odors but can also transfer unwanted flavors to your next batch of beverages.

BrüMate coolers are constructed with high-quality materials designed to withstand heavy use, but even the best rotomolded construction benefits from regular care. By incorporating a few simple cleaning habits into your routine, you can prevent stains, keep seals and gaskets in good condition, and ensure that your cooler's insulation remains effective. Plus, a well-maintained cooler simply looks better and is more enjoyable to use.

  • Prevents mold and mildew growth
  • Maintains the integrity of seals and gaskets
  • Keeps your beverages tasting fresh

Daily and After-Trip Cleaning: Quick Steps

After each use, give your cooler a quick rinse with fresh water to remove any loose debris or spills. For a more thorough clean, mix a mild dish soap with warm water and use a soft sponge or cloth to wipe down the interior and exterior. Avoid abrasive scrubbers or harsh chemicals, as they can scratch the surface and damage the finish.

Pay special attention to the drain plug and any crevices where liquid can pool. A cotton swab or small-340299">small brush can help dislodge any stubborn residue. Once you've cleaned all surfaces, rinse thoroughly with clean water and dry the cooler completely with a towel. Leaving moisture inside can lead to odors and mildew, so make sure it's bone dry before closing the lid.

  • Use a soft sponge or cloth to avoid scratches
  • Clean the drain plug and corners with a small brush
  • Always dry the cooler completely after washing

Deep Cleaning and Sanitizing Your Hard Cooler

For a deeper clean—especially after storing food or if you notice any lingering smells—give your cooler a more thorough sanitizing. One effective method is to fill the cooler with a solution of warm water and a quarter cup of baking soda. Let it sit for about 30 minutes, then scrub gently and rinse. Baking soda is a natural deodorizer and helps neutralize odors without leaving any chemical residue.

Another option is to use a solution of one part white vinegar to three parts water. Vinegar is excellent for cutting through grease and killing bacteria. After applying the solution, let it sit for a few minutes, then scrub and rinse thoroughly. For tough stains, you can make a paste of baking soda and water and apply it directly to the affected areas. Always rinse well after using any cleaning solution to ensure no residue remains.

If your cooler has a removable gasket or seal, check the manufacturer's instructions before removing it. Cleaning these components separately can help prevent buildup and maintain a tight seal. Regular deep cleaning every few months—or more often if you use your cooler frequently—will keep it fresh and ready for action.

  • Baking soda solution: 1/4 cup baking soda per gallon of water
  • Vinegar solution: 1 part white vinegar to 3 parts water
  • Use a soft brush for stubborn stains

Removing Odors: Natural and Effective Solutions

Even with regular cleaning, coolers can sometimes develop stubborn odors, especially if they've been stored with the lid closed for a while. One of the most effective ways to remove odors is to leave an open box of baking soda inside the cooler overnight. The baking soda will absorb any lingering smells. Just be sure to remove it before using the cooler again.

Another trick is to place a few sheets of crumpled newspaper inside the cooler and close the lid for a day or two. The newspaper helps absorb moisture and odors. You can also use activated charcoal, which is available at most pet stores or hardware stores. Place a small bowl of charcoal in the cooler and leave it for a couple of days to neutralize any unpleasant smells.

If the odor persists, you may need to repeat the deep cleaning process. Avoid using bleach or strong chemical cleaners, as they can leave residues that are harmful if they come into contact with food or beverages. Stick to natural, food-safe options like baking soda and vinegar for the best results.

  • Leave an open box of baking soda inside overnight
  • Use crumpled newspaper to absorb moisture and odors
  • Activated charcoal works wonders for stubborn smells

Storing Your BrüMate Cooler: Best Practices

Proper storage is just as important as cleaning. When your cooler isn't in use, make sure it's completely dry before closing the lid. Store it in a cool, dry place away from direct sunlight, as prolonged UV exposure can fade the color and weaken the plastic. If possible, leave the lid slightly ajar to allow air circulation and prevent any moisture from building up inside.

Avoid placing heavy objects on top of your cooler, as this can warp the lid or damage the hinges. If you're storing your cooler for an extended period, consider giving it a final wipe-down with a mild cleaner and then a coat of protectant designed for plastic surfaces. This helps keep the exterior looking new and prevents cracking or fading.

By following these storage tips, you'll ensure that your BrüMate cooler is always ready for your next outing, whether it's a backyard barbecue or a week-long camping trip. A little care goes a long way in extending the life of your cooler.

  • Store in a cool, dry place away from direct sunlight
  • Keep the lid slightly ajar for air circulation
  • Avoid stacking heavy items on top of the cooler

Specific Care for BrüMate Cooler Models

While the cleaning principles are similar across all BrüMate coolers, certain models have specific features that require extra attention. For example, the Brutank 20qt and Brutank 35qt are designed with heavy-duty rotomolded construction and may have larger drain plugs that need regular cleaning to prevent clogs. The Juggernaut, known for its rugged durability, benefits from periodic checks of its hinges and latches to ensure they remain secure.

If you own a cooler with the Octalock Threading System or other proprietary features, be sure to clean these components gently to avoid stripping threads or damaging the mechanism. Always refer to the user manual for model-specific instructions, but the general cleaning methods outlined here are safe for all BrüMate coolers. For additional accessories like cooler baskets or dividers, wash them separately with mild soap and water.

  • Check drain plugs for clogs on Brutank models
  • Inspect hinges and latches on Juggernaut coolers
  • Clean proprietary threading systems gently

Common Mistakes to Avoid When Cleaning Your Cooler

One of the most common mistakes is using harsh chemicals like bleach or ammonia, which can damage the plastic and leave harmful residues. Another mistake is using abrasive scrubbers or steel wool, which can scratch the surface and create places for bacteria to hide. Always opt for soft cloths and non-abrasive cleaners.

Additionally, some people forget to dry the cooler completely before storing it, leading to mold and mildew growth. Always take the time to dry all surfaces, including the underside of the lid and the drain area. Finally, avoid using a dishwasher to clean your cooler, as the high heat and harsh detergents can warp or discolor the plastic. Hand washing is always the safest method.

  • Never use bleach or ammonia-based cleaners
  • Avoid abrasive scrubbers and steel wool
  • Always dry the cooler completely before storage

Regular cleaning and proper maintenance are essential to keep your BrüMate cooler performing at its best for years to come. By following these simple tips, you can prevent odors, maintain the integrity of your cooler, and ensure it's always ready for your next adventure. Whether you're using a Brutank 35qt for a family gathering or a Juggernaut for a fishing trip, a little care goes a long way. For more tips and to explore our range of coolers and accessories, visit our store and find the perfect companion for your outdoor activities.

Shop Related Products

Matte Black

Matte Black

$2.09 $2.99

Shop Now
Default Title

Default Title

$47.44 $72.99

Shop Now
Default Title

Default Title

$7.29 $9.99

Shop Now
Default Title

Default Title

$6.69 $9.99

Shop Now