3-Stage 1:1 Reverse Osmosis Replacement Filters Compatible with Pure Blue Water Filtration System, Stage 1 Pre-Carbon Block Filters, Stage 2 Membrane Filter and Stage 3 Post-Carbon Filter
3-Stage 1:1 Reverse Osmosis Replacement Filters Compatible with Pure Blue Water Filtration System, Stage 1 Pre-Carbon Block Filters, Stage 2 Membrane Filter and Stage 3 Post-Carbon Filter
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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
- 🛡️ Universal Fit: Designed to seamlessly Compatible with Pure Blue 3-Stage 1:1 Reverse Osmosis Water Filtration System. This pack contains two Stage 1 Pre-Carbon Block Filters, one Stage 2 membrane filter and one Stage 3 Post-Carbon Filter.
- 🛡️SAFE & DURABLE MATERIAL: Our high-quality coconut shell-activated carbon granules effectively filter and reduce 99% of chlo rine, taste, odor, particles, turbidity and other significant impurities, dramatically improving the taste of drinking water while retaining beneficial minerals.
- 🛡️LONG-TERM FILTRATION CAPACITY: This Carbon Block Filters water filter is designed to last for 8-12 months or 50 gallon per day to meet a family's daily drinking water needs, ensuring that it will continue to provide high-quality filtration during the replacement cycle. Stage 2 membrane filter is recommended replacement every 2-3 years.
- 🛡️EASY INSTALLATION: Very convenient to install. No professional assistance is required. simply twist the old cartridge a quarter turn to remove, peel the seal on the new filter, and twist it into place.
- 🛡️ CUSTOMER SATISFACTION: Each Water cartridge undergoes strict factory quality control to meet safe, effective filtration. If you have questions about fit, installation, or performance, our team replies within 24 hours to resolve issues.
Overview
- Material : 1
- Product Dimensions : 5"D x 5"W x 5"H
- External Testing Certification : NSF
- Product Benefits : Removes Impurities
- Brand : Elovener

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