iSpring F31KU75 NSF Certified 3-Year Reverse Osmosis Water Filter Replacement Cartridge Set for 7-Stage 75 GPD RO Water Filtration Systems w/Alkaline Mineral & UV Filters Fits RCC7AK-UV, 31 Piece

$409.92

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Contact Information

✉️support@aquashieldpro.us

📞 (+1) 310-731-1716

🕒 Mon – Fri: 09:00-17:00

30-Day Hassle-Free Returns

Not satisfied? Return your order within 30 days for a full refund or exchange — simple and easy.

✔ Easy return process

✔ Fast refunds

✔ No hidden conditions

Fast U.S. Shipping

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

✔ Processing time: 1–2 business days

✔ Delivery time: 3–7 business days

✔ Real-time tracking available

👉 Track your order anytime from the header via Track Order

About This

31 pieces of 10" x 2. 5" replacement water filters included, good for 3-year supply. Individually wrapped to keep freshness
Updated FT15 Post-Carbon Filters are built with secure push-fit quick connection. It allows faster filter replacement. If you have trouble installing the filters, please refer to the user manual or contact us.
Fits iSpring 7-Stage RO Alkaline UV Water Systems
75GPD Thin Film Composite (TFC) Membrane included, tested by independent third-party to meet NSF/ANSI Standard. TDS rejection rate up to 97% (under NSF58 testing condition)
We offer tech and CS support via phone and email from Georgia, USA. Contact our responsive and professional team for product selection to suit your water filtration needs and after-sale support to maximize your user experience. Now, and years to come, we will be right here and ready to help.

Overview

Material : Polypropylene (PP)
Product Dimensions : 12"D x 16"W x 16"H
Item Weight : 18 Pounds
External Testing Certification : No
Product Benefits : Increases pH Level and Remineralizes Water

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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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