Do Water Filter Pitchers Have to Be Refrigerated?

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Water filters are great for keeping your home safe from harmful bacteria and viruses. But most people don’t realize how important it is to store these filters properly.

Refrigeration is essential for storing water filters safely. However, many people forget to put their filters back in the refrigerator after using them. This means that the filters will eventually spoil and become useless.

If you want to make sure that your water filters stay fresh and safe, then you should always store them in the fridge. In this article, I’ll explain why water filter pitchers have to be refrigerated.

do water filter pitchers have to be refrigerated

Should Water Filter Pitchers Be Refrigerated?

Refrigerating your water filter pitcher isn’t necessary if you live somewhere where temperatures stay below freezing. But if you live in a warmer climate or you plan to drink your filtered water right away, then you should definitely keep your water filter pitcher in the fridge.

This is especially true if you’re using a pitcher that filters tap water. Tap water tends to become warm after sitting outside for a while, and that heat can cause bacteria growth. By keeping your pitcher in the fridge, you can prevent any potential bacterial growth.

But if you’re drinking your filtered water right away anyway, then you might as well skip the fridge altogether. You won’t notice any difference between filtered water stored in the fridge and filtered water stored elsewhere.

Why Should Water Filter Pitchers Be Refrigerated?

Water filter pitchers should be kept in the refrigerator to slow down the release rate of chlorine from the water, which helps prevent the growth of harmful bacteria. But there are plenty of reasons why you shouldn’t keep your water filter pitcher in the refrigerator.

First off, it doesn’t matter where you store your water filter pitcher. You can leave it out in the sun, in the shade, or anywhere else. Just make sure that it stays away from direct sunlight. And secondly, you can drink the water without worrying about it being contaminated. Chlorine levels are low enough that you won’t notice any difference between filtered and unfiltered water.

So, if you’re worried about the safety of your family, then you should definitely keep your water filter pitcher refrigerated. But if you’re fine with drinking the water without worrying about its purity, then you don’t really need to worry about storing it in the refrigerator.

Does Refrigerated Water Have a Time Limit?

Refrigerating water doesn’t necessarily mean that it loses its flavor or quality. However, it does prolong the shelf life of bottled water. You can keep bottled water in the refrigerator for up to two weeks without any noticeable changes in taste or quality.

But if you plan to drink the water right away, then you might want to consider storing it in the freezer instead. Freezing water helps preserve the freshness of the water, and it won’t lose its flavor or quality.

So whether you’re planning to drink the water right after opening it or keeping it in the fridge for later, you’ll find that refrigerating water isn’t necessary. Just remember to let it sit out for a couple of hours before drinking it.

Can You Leave the Water Filter Pitcher out of the Refrigerator?

There are two main reasons why you shouldn’t leave your water filter pitcher out of your refrigerator. First, leaving it out exposes it to room temperature and sunlight. These conditions allow bacteria and mold to grow inside the pitcher. Second, if you keep the pitcher outside of the fridge, you won’t be able to properly sanitize it.

To avoid exposing your water filter pitcher to room temperature and sunlight, store it in the refrigerator. And to prevent bacteria and mold from growing inside the pitcher, wash it with dish soap and warm water every 3 months.

If your water filter pitcher makes strange odors or gives you cloudy water after filtering, you should change it. Also, if you notice any leaks, you should immediately stop using the pitcher and contact the manufacturer.

How Long Can I Leave Water in a Pitcher?

Water filters are great for keeping your tap water clean and fresh. But sometimes, you may find yourself wondering how long you should keep your filtered water in a pitcher before using it. There’s no harm in leaving filtered water in a pitcher for a day or two, but you shouldn’t store it longer than that.

Always remember to cover the water in a pitcher to prevent contamination. And never drink unfiltered water directly from the pitcher. You can also add ice cubes to the pitcher to cool down the water.

But if you’d rather not worry about storing your filtered water in a glass pitcher, you can buy a water filter pitcher instead. These pitchers come with built-in filtration systems that remove impurities from your tap water.

So whether you prefer filtered water in a glass or filtered water in a pitcher, you can easily enjoy healthy, delicious water without worrying about contaminating your water supply.


Can You Put Warm Water in a Filter Pitcher?

Use cold water only. Using warm or hot water could damage the cartridge. After 15 minutes, take out the cartridge (B), then wash it under cold water for 10 sec­onds.

Can You Get Sick from Water Filter Pitchers?

Yes, your old filters can cause bacterial contamination in your drinking supply. If you’re using an old filter, it can increase the risk of illness.

Does a Water Filter Pitcher Save Money?

If you’re a bottled water drink­er, a good home filtration system or filtration pitchers can also help you cut back on your monthly expenses.

How Often Should You Clean a Filtered Water Pitcher?

If you follow the instructions in your user’s manual, you should clean the tank and pitcher once every two months (40 gallons). At the same time, you should replace the filter.

Can I Leave My Water Filter Pitcher on the Counter?

Yes. If you prefer your water to stay cold, it is okay to keep the pitcher on your kitchen counter.

Do Bacteria Grow in Water Filters?

Yes, your old filters can cause bacteria to grow in your pitchers. If you keep using them, they could potentially give you an illness.

How Long Do Water Filter Pitchers Last?

Manufacturers’ instructions usually say when to replace the water pitcher filters. They recommend replacing them every two months or 40 gallons (depending on which comes first), but they’re not always right. If you don’t see any signs of trouble after 30 days, you may be able to wait longer than two months before changing the filters.


Water filters are an essential part of any home. They remove impurities from tap water and ensure that your family has clean drinking water. However, when you store your water filter pitcher outside, you need to make sure that it stays cold enough to prevent bacteria growth.

This means that you need to keep it in the refrigerator. Otherwise, you risk contaminating your filtered water with harmful bacteria.

Joanna G. Lackey

Hi, I'm Joanna, a writer freelance writer who specializes in topics about health and nutrition. I live in the Pacific Northwest with my husband and three children. I'm a mom to two dogs and a cat. I love reading, writing, and taking photos.