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How do you fill a YETI cooler?

Published in Cooler Packing Guide 4 mins read

To effectively fill a YETI cooler and maximize its performance, begin by pre-chilling, then strategically layer your contents with ample ice, topping off any remaining empty spaces with insulation like towels or a foam mat.

Essential Steps to Packing Your YETI Cooler

Filling a YETI cooler properly is key to achieving optimal ice retention and keeping your provisions cold for extended periods. It's more than just tossing ice and items in; a systematic approach ensures efficiency and longevity.

1. Pre-Chill Your Cooler

Before adding anything, it's crucial to cool down the cooler's internal temperature. YETI coolers are incredibly insulated, but this means they also hold ambient heat.

  • Method: Fill your cooler with sacrificial ice (e.g., a bag of cheap ice or frozen water bottles) and close the lid several hours or even a day before your trip.
  • Drain: Drain this melted ice just before packing your actual contents. This brings the cooler's internal temperature closer to freezing, preventing your fresh ice from rapidly melting.

2. Strategically Layer Your Contents

Effective layering is vital for maintaining cold temperatures and easy access to your items.

  • Initial Ice Layer: Start with a substantial layer of ice at the bottom of the cooler. This provides a cold base for everything else.
  • Food and Drinks: Place your food and drinks next. Prioritize items you'll need first on top, and those that can withstand more pressure or are needed later at the bottom.
    • Pro Tip: For best results, pre-chill your beverages and food items in a refrigerator before adding them to the cooler. Warm items will accelerate ice melt.
  • Top with More Ice: After layering your food and drinks, top off with more ice. Ensure that items are surrounded by ice for maximum cooling. Don't be shy with the ice; more ice generally means longer retention.
  • Fill Excess Space: If there's any remaining excess space, fill it with towels or a foam mat. This minimizes air pockets, which can lead to warmer temperatures and faster ice melt. Air is an insulator, but unfilled air space can allow heat to penetrate more easily.

3. Choose the Right Type of Ice

The type of ice you use significantly impacts how long your cooler stays cold.

Ice Type Description Best Use Case Pros Cons
Cubed Ice Standard ice machine ice. Everyday use, short trips, drinks you want to chill quickly. Fills gaps well, readily available. Melts relatively fast.
Block Ice Large, solid blocks of ice. Longer trips, keeping items cold for days. Melts very slowly, super long-lasting. Takes up more space, harder to find.
YETI ICE Reusable, proprietary ice substitute. Enhances ice retention, ideal for sensitive items. Non-melting, reusable, precise temperatures (YETI ICE). Initial cost, takes up space, needs freezing beforehand.
Dry Ice Frozen carbon dioxide. Extended deep freezing, specialized applications. Extremely cold, freezes items solid. Requires careful handling, can damage food, needs ventilation.

For optimal performance, a combination of block ice (for longevity) and cubed ice (to fill gaps and chill items quickly) often works best. For even better results, consider placing a YETI ICE pack at the bottom as an initial cold layer.

Maximizing Ice Retention and Cooler Performance

Beyond just filling, these practices will help you get the most out of your YETI cooler:

  • Use a 2:1 Ice-to-Contents Ratio: Aim for twice as much ice as contents by volume. While this may seem like a lot, it's a proven method for extending ice life.
  • Minimize Opening the Lid: Every time you open the cooler, warm air rushes in, causing ice to melt faster. Plan what you need before opening and retrieve items quickly.
  • Drain Melted Water Strategically: For long-term ice retention, some argue against draining the cold water, as it helps insulate the remaining ice. However, if your items are not waterproof or you want to avoid soggy food, you may need to drain it. For most YETI users, draining as needed is fine, especially if you replenish with fresh ice.
  • Position Your Cooler Correctly: Keep your cooler in the shade, out of direct sunlight. If possible, elevate it off hot surfaces (like asphalt) to reduce heat transfer.
  • Utilize Dry Storage Baskets: YETI offers dry goods baskets that fit inside, allowing you to keep sandwiches, bread, and other items dry and out of the ice.

By following these guidelines, you'll ensure your YETI cooler performs at its peak, keeping your refreshments and provisions perfectly chilled for your entire adventure.