iSpring 3-Stage RV Water Filter System, SGS-Tested PFAS Removal, Reduces Chlorine, Lead, Sediment, Rust, and Odors, Leak-Free Brass Fittings, Quick Connectors, External Mounting Bracket, Model:CW31-PF
iSpring 3-Stage RV Water Filter System, SGS-Tested PFAS Removal, Reduces Chlorine, Lead, Sediment, Rust, and Odors, Leak-Free Brass Fittings, Quick Connectors, External Mounting Bracket, Model:CW31-PF
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30-Day Hassle-Free Returns
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
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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
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About This
- SGS-Tested PFAS Reduction - Lasting up to 12 months, the third-stage PFAS removal filter utilizes activated carbon fiber technology for superior filtration. Rigorously tested by SGS, this replacement filter effectively reduces PFAS, colloids, particulates, chlorine, and odors, ensuring safer, cleaner water for your RV.
- Comprehensive 3-Stage Filtration – A 5-micron sediment filter removes dirt, sand, and rust; the CTO carbon block eliminates chlorine and unpleasant tastes; and the specialized PFAS stage targets stubborn chemicals for clean, refreshing water.
- Rugged, RV-Ready Build – Corrosion-resistant 3/4” lead-free brass connectors and industrial-grade, leak-proof housings ensure durability in harsh environments, from bumpy roads to extreme weather.
- Effortless Setup & Maintenance – Install in minutes with no tools required, and easily replace filters using straightforward DIY instructions. Recommended replacement intervals: every 6 months for the sediment filter, 6–12 months for the CTO filter, and annually for the PFAS filter.
- Trusted Performance Guarantee – Backed by a 1-year manufacturer warranty and lifetime technical support, this system offers peace of mind for travelers prioritizing safe, sustainable hydration over single-use plastics.
- Ultimate Camping Companion – Designed for outdoor enthusiasts, this system ensures safe, clean water from RV hookups, protecting against PFAS, chlorine, and sediments for worry-free drinking, cooking, and hygiene on every adventure.
Overview
- Brand : iSpring
- Special Feature : Reduces PFAS
- Product Dimensions : 16"L x 6"W x 14.5"H
- Material : Plastic
- Capacity : 750 Gallons
- Included Components : 1 system, 3 filters, filter housing wrench, and user manual
- Package Information : Bottle
- Installation Type : Freestanding
- Purification Method : Activated Carbon, Carbon Block
- Item Weight : 16.6 Pounds

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.
👉 Prevent scale buildup and keep your appliances running efficiently.
👉 Softer, brighter clothes that last longer with every wash.
See the Difference in Your Water — Instantly
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.
FAQ
Water Filtration & Home Water Guide