The APEC ROES-PH75 Alkaline Mineral pH+ is nearly identical to the ROES-50 we recommend, but includes a remineralization stage and is rated for 75 GPD.
The iSpring RCC7AK is a popular and highly-rated variation of the iSpring RCC7. For just a few more dollars, you also get a remineralization filter.
The iSpring RCC7AK-UV is an improved version of the iSpring RCC7AK. You get the same remineralization stage upgrade plus an Ultraviolet (UV) light filter.
The Home Master TMAFC Artesian is very similar to our #1 pick, the TMAFC-ERP Artesian but does not have a pump. Save money if higher waste isn't an issue.
The APEC RO-CTOP-C Portable Countertop reverse osmosis system gives you reverse osmosis filtered water with just a standard faucet and no installation.
The APEC RO-90 Top Tier High Flow is another popular under sink RO system from APEC that gets a high number of positive reviews and is rated for 90 …
This guide highlights the best and most popular reverse osmosis accessories that will help you to customize or improve your water filter system.
The Home Master TMULTRA undersink reverse osmosis system is the only one we recommend that has an iron filter plus a UV filter to kill microorganisms.
The Aquasana OptimH2O Reverse Osmosis System is a decent water filtration system. However, it is not as efficient as our top undersink recommendations.
The Brondell H2O+ Circle has a tankless design and smart feedback in an attractive case. See how it compares to other undersink reverse osmosis systems.
The Watts Premier Pure reverse osmosis system is a good basic water filter with a smart LED in the faucet. See how it rates compared to the competition.