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Replacement Cartridges

Your water softener works hard to protect your home, but it's only as effective as the cartridge inside. Replacing it on time keeps your water clean, your system running strong, and scale buildup at bay.

With Autoship, you'll always have a fresh cartridge when you need it — delivered every 3 or 6 months. Update your schedule anytime, and never worry about running out of clean, healthy water!

It’s as simple as that.

Save 10% On Every Order

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Free U.S. Shipping

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Prevents Scale Buildup Before It Starts

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Delivered Automatically On Your Schedule

Find the Right Replacement Cartridge for Your System

Clean, healthy water just got easier. Just pick your system, choose your compatible cartridge, and select Autoship at checkout to save even more!

01

Choose Your System

Click on your NuvoH2O system below.

02

Choose Your Replacement Cartridge

We’ll show you only the cartridges that fit your system.

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Opt into Autoship

Save 10% and get free shipping every time.

Select Your System

Which Filter Is Best For You?

Choosing the right replacement cartridge is important for keeping your water clean and your system working properly. Here's a quick breakdown:

If you still need some pointers, contact our support team, and we’ll help you find the right fit!

Why Install NuvoH2O?

NuvoH2O makes it easy to get clean, healthy water without the headaches of traditional softeners.

Here’s why homeowners love our systems:

hand under faucet

Safe, Healthy Water

Soft water shouldn’t mean losing the good stuff. Our systems naturally soften water without adding sodium or chemicals, leaving you with clean, refreshing water that’s safe for your family.

woman brushing hair

Soft Skin & Hair

Hard water can take a toll on your skin and hair, leaving it dry and irritated. With NuvoH2O, you’ll notice the difference every time you step out of the shower—softer skin, shinier hair, and no harsh residue.

rocky river running through forest

Eco-Friendly Solutions

We believe clean water shouldn’t come at the expense of the environment. That’s why our systems treat water without wasteful salt or harmful chemicals, making them as kind to the planet as they are to your home.

filling a glass at the faucet

Prevents & Removes Scale Buildup

No two homes are the same, and your water system shouldn’t be, either. Whether you’re dealing with sediment, chlorine, or iron, our systems adapt to handle your home’s unique water challenges.

Nuvo filters

User-Friendly & Low Maintenance

Keeping your water system in top shape shouldn’t feel like a chore. With easy-to-replace cartridges and the option to enroll in our Autoship program, maintenance is simple and stress-free.

Shop All Cartridges By System

Whole Home Trio

Whole Home Duo

Home Duo System

Whole Home Softener

Home Softener

Dishwasher System

Water Heater System

Ice Machine System

RV System