We Tested the #1 RO System on Amazon... (iSpring RCC7AK Review)

Sara reviews the iSpring RCC7AK – the most popular reverse osmosis system on Amazon and one of the most requested on our channel! *Buy the iSpring RCC7AK:* *→ https://bos-water.com/youtube/ispring-rcc7ak – Use Code “BOSWATER” for 3% Off! (Might Run Out Sep 30, 2025)* *Comparison sheet with our full analysis of the iSpring RCC7AK and 12 other under sink reverse osmosis systems including lab reports (now hosted directly on our website): https://bos-water.com/filters/reverse-osmosis-systems/under-sink-best/#full-analysis* *If the above link doesn't work, please try this shortened link: https://bit.ly/under-sink-ROs* *Our Top 11 Under Sink ROs: https://www.youtube.com/watch?v=Yp_hCS-N4Xk* Our Top 10 Countertop ROs: https://www.youtube.com/watch?v=-W65jKwcE2w Buy Us a Coffee Every coffee helps us test more products and bring you unbiased results: https://buymeacoffee.com/bos.water Table of Contents 00:00 – Intro 00:39 – How We Tested 02:26 – Remineralization vs pH 04:14 – Installation 05:47 – Lab Testing 08:09 – Remineralization Results 10:14 – NSF Certifications 11:06 – Taste & Odor 11:12 – Day-to-Day Use 12:24 – Replacing Filters 13:25 –Wastewater 13:53 – 3rd-Party Feedback 14:17 – Costs 14:59 – Summary 16:30 – Outro In our opinion, the iSpring RCC7AK is a solid under sink reverse osmosis systems ideal if you’re on a tight budget. But it’s not without drawbacks and there are better systems out there in our opinion. iSpring RCC7AK Main Pros: -Pretty Effective Filtration in Lab Testing With Clean Water Taste & Odor -Backed by NSF Certifications & Some Third-Party Data -Uses Remineralization -High Faucet Flow & Good Output for Larger Households -Quality Build Feel Overall -Affordable Upfront & Long-Term Costs iSpring RCC7AK Main Cons: -Potential Chemical Leaching -Initial Leaking + Feed Water Valve Felt Flimsy -No Filter Life Indicator -Typical Wastewater Ratio for an Under Sink RO Our website: https://bos-water.com/ Some links are affiliate links. If you buy a product or service through such a link we earn a commission at no additional cost to you. Amazon disclosure: As an Amazon Associate I earn from qualifying purchases. Link to disclaimer policy: https://bos-water.com/terms-of-service/ #boswater #waterfilter #review #reverseosmosissystem #rosystem #iSpring #iSpringRCC7AK #RCC7AK #cleanwater #drinkingwater