ZeroWater (EN)

<h2 id="storing-an-opened-filter">Storing an opened filter</h2><p>Your ZeroWater filter doesn&apos;t need to stay in water constantly. If you&apos;re not going to use it for a few days, we recommend storing it in an airtight bag or container in the fridge to keep it fresh. Never freeze a used filter &#x2014; this can damage the resin.</p><h2 id="how-long-can-i-store-it">How long can I store it?</h2><p>Please note: we recommend not storing or using an opened filter for longer than <strong>3 months</strong> after opening.</p><h2 id="more-information">More information</h2><p>For how to store an unopened filter, see <a href="/en-GB/How-should-I-store-my-ZeroWater-replacement-filters-7747349">How should I store my ZeroWater replacement filters?</a>.</p>

Your filter doesn't need to stay in water constantly — here's how to store it if you won't use it for a few days.

Can I store my filter after opening?

Most asked questions

Which replacement filter fits my ZeroWater pitcher?

Do ZeroWater filters remove minerals from water?

Can I filter hot or warm water with ZeroWater?

Can I filter water other than tap water with ZeroWater?

Are ZeroWater products BPA- and BPS-free?

Are ZeroWater filters compatible with Culligan systems?

How should I store my ZeroWater replacement filters?

Can bacteria grow inside a ZeroWater filter?

What substances does the ZeroWater filter remove?

The water coming out of my filter is black or gray

What materials are ZeroWater products made of?

Can I use ZeroWater filtered water in a kettle, coffee maker, or espresso machine?

Does ZeroWater remove limescale?

Does ZeroWater make hard water soft?

How to install your ZeroWater filter

How do I clean my ZeroWater pitcher?

Can I wash my ZeroWater pitcher in the dishwasher?

Using your filter

My ZeroWater pitcher is leaking — what should I do?

My new filter isn't giving a 000 reading — what should I do?

Why are there black or brown specks in my water tank?

My water is filtering very slowly — what should I do?

Why does my filtered water taste different or unusual?

My filter was damp when I opened it — is that normal?

How long can I keep filtered water before I should refresh it?

Troubleshooting

Why does my TDS meter show 000 or 0000?

When should I replace my ZeroWater filter?

My TDS meter is stuck on 000 / shows HOLD

How and when should I use my TDS meter?

What are Total Dissolved Solids (TDS)?

My TDS meter isn't working — troubleshooting guide

Can I keep my TDS meter in the refrigerator?

What does the TDS meter measure?

How long does a ZeroWater filter last?

TDS meter

How do I track my order?

What is ZeroWater's return and refund policy?

How much does shipping cost? Rates per country

How do I manage my ZeroWater filter subscription?

How long does delivery take?

How do I return a ZeroWater product? Full return instructions

Can I exchange a ZeroWater product?

When will my parcel be shipped?

Which courier do you use to send parcels?

How do I get my free product or discount?

Can I get a spare part or replacement on an older order?

Order, shipping & returns

How can I become a ZeroWater reseller?

How is ZeroWater different from other filter systems?

Is ZeroWater certified? Performance results and data sheets

Are ZeroWater filters compatible with the Culligan with ZeroWater Technology systems?

Can I store my filter after opening?Updated 2 months ago

Storing an opened filter

How long can I store it?

More information