iSpring FUS15 Replacement Filter Cartridge for US15L/US15D Under Sink Water Filter, 15K Gallons High Capacity, Replacement Filter

$63.98

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🕒 Mon – Fri: 09:00-17:00

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We ship within the United States only — no international delays.

✔ Processing time: 1–2 business days

✔ Delivery time: 3–7 business days

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About This

【Compatible Model】Compatible Replacement Filter for iSpring US15L Under Sink Water Filter System (ASIN B09MG8W9ZS), US15D Under Sink Water Filter System (ASIN B09MJPHDZQ). This under sink filter brings you purified water from your original faucet, your dedicated faucet, or your refrigerator. Get easy access to clean, safe, and healthy purified water with iSpring!
【Innovative Composite Filtration Media】The iSpring Under Sink Water Filtration Replacement Filter uses innovative. The composite filter media includes CTO, CaSO3, KDF55, polyphosphate, which can effectively reduce up to 99% of chlorine, odor, bad taste, heavy metals, sediment, and more, including preventing scale build-up. This under counter water filter does NOT lower TDS but will retain useful minerals instead. Enjoy healthy and pure water straight from your tap – no need to buy bottled water anymore!
【Safety & Premium Materials】Specially selected premium materials are lead-free. Activated carbon block and other advanced filter media ensure efficient and safe filtration. KDF effectively keeps the filter sanitary. It effectively reduces chlorine, taste, and odor. The BPA-free, lead-free material provides more reliable use from the inside out.
【Quick Replacement】The twist-and-lock design of the under sink filter ensures that you can replace it in 3 seconds without any tools, saving you time and effort. When used with municipal water, each Under Sink Water Filter has a maximum service life of 1 year.
【Peace of Mind Customer Service】 Register online to activate your manufacturer warranty and lifetime free tech support from the U.S. local support team. We stand behind our products, and if you encounter any problems with any of our products, please reach out to us immediately. We are happy to help!

Overview

Brand : iSpring
Special Feature : Chlorine Reduction
Material : Lead- Free, NSF Approved Material Components
Capacity : 15000 gallons
Included Components : Water filter replacement, Accessories, manual
Package Information : Cartridge
Installation Type : Under Sink
Purification Method : Activated Carbon
Item Weight : 1 Pounds
Model Name : FUS15

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For homeowners looking for a quick and reliable filtration solution, faucet water filtration systems offer efficient purification for everyday drinking water.

Is Hard Water or Contaminated WaterDamaging Your Home?

Signs You May Be Experiencing Problems With Your Tap Water

RO Replacement Filters Reverse Osmosis Replacement Filters for Clean and Efficient Water Filtration

Protect Your Home Appliances

Softer Skin & Healthier Hair

Pure, Better-Tasting Drinking Water

Prevent Costly Hard Water Damage

Reduce Limescale Buildup

Clean Water, Whole Home

Protect Your Home Appliances

Softer Skin & Healthier Hair

Pure, Better-Tasting Drinking Water

Prevent Costly Hard Water Damage

Reduce Limescale Buildup

Clean Water, Whole Home

RO Water Filters Reverse Osmosis Water Filters for Pure Drinking Water

Salt Water Softeners Salt Water Softeners for Powerful Hard Water Treatment

Pure Water. Better Living.

Experience the difference clean, softened water makes in your daily life — from healthier skin to better tasting drinking water.

👉 Softer skin and smoother hair with every shower.

Descaling Solutions Descaling Solutions for Removing Limescale and Mineral Buildup

👉 Enjoy healthier skin and hair with every use.

👉 Prevent scale buildup and keep your appliances running efficiently.

👉 Softer, brighter clothes that last longer with every wash.

Reverse Osmosis Systems Best Reverse Osmosis Systems for Clean Drinking Water

See the Difference in Your Water — Instantly

━━ BEFORE & AFTER WATER QUALITY

Hard water, chlorine, and hidden contaminants can affect your health, skin, and appliances.

Our advanced filtration system removes impurities and delivers clean, safe water throughout your entire home.

Feel the difference in every drop — from your kitchen to your shower.

Impurity Reduction 95%

Chlorine Removal 99%

FAQ

Is installation difficult?

No. Our systems are designed for easy DIY installation and most homeowners can install them without professional tools. If you need help, our support team is always available.

Do I need a plumber to install the system?

No plumber is required. The system connects directly to your existing plumbing with simple fittings.

How does this system improve water quality?

Our filtration system helps reduce common impurities and minerals that cause hard water problems, improving the taste and clarity of your water.

Will this help protect my appliances?

Yes. Hard water minerals can build up inside appliances. Our system helps reduce scale buildup, helping extend the life of washing machines, dishwashers, and water heaters.

How often do filters need to be replaced?

Most filters only need replacement every 6–12 months, depending on usage and local water conditions.

Will this improve my skin and hair?

Many customers notice softer skin and smoother hair after switching to filtered or softened water.

What if I'm not satisfied with the system?

If you're not completely satisfied, you can return your product within 30 days for a full refund.

Easy to install — no plumber required. Our experts are here if you need help.

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