Last Updated: May 1, 2019 (Refresh Now)
iSpring CU A4 4 Stage Compact High Efficiency Under Sink Inline Drinking Water Filter System for Sink Refrigerator and RV Removes Bacteria Giardia Lead Arsenic and much more
Last Updated: May 1, 2019 (Refresh Now)
7.3
SCORE
/10
Total Reviews
122
Old Reviews
52
Unverified
18
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PASS
Review Analysis - 52 recent, verified reviews
Detailed Mode
Water Usage
22water tastes great, tastes like, taste, tap, faucet
+77%
-23%
" ... #1) This filter prefers to be under 80 PSI water pressure ... Water tastes like bottled now and we're extremely satisfied, plus no more pesticides. ... "
" ... After flushing filters, water looked and tasted great. ... "
" ... Obviously I don't have a way to test everything but I can sure say this water tastes great now. ... The water is clear, no odor at all. ... Tastes like spring water. ... "
" ... I have previously use bottled water on all my house plants so will know more as I monitor their ... condition now I am using this filter for their water. ... "
" ... The water tastes great. ... We go through a lot of water in my household but still have not changed out the filters. ... "
" ... There is a marked difference in the taste of our water - much better! ... "
" ... Water tastes great and the provided hardware is of very good quality. ... What I like best is the high water flow. ... "
" ... My drinking water tastes great now! ... "
Setup
19instructions, installation, easy to install, easy, works great
+89%
-11%
" ... I can't comment on ease of installation as I had a plumber install it, but it looked like something I could do at home if needed. ... "
" ... This unit was so easy to install and the instruction book was very clear on the install. ... "
" ... The install was easy I thought but I am a 42 year construction professional. ... "
" ... I received it in four days and ready to install. ... "
" ... Installed undersink, small footprint vs RO systems, Super simple to install, took about 10 minutes. ... "
" ... Installation was pretty easy given my counter already had the appropriate hole for the tap! ... "
" ... I had it professionally installed by my plumber who completed my entire custom plumbing system. ... He said installation was straight forward. ... "
" ... The install was easier than I thought it would be and so far it's been outstanding. ... "
Water Resistance
13tastes like, tap, filtered, faucet, water tastes great
+69%
-31%
" ... The water tastes great & protects me from iron water pipes that release sooo much lead. ... "
" ... Obviously I don't have a way to test everything but I can sure say this water tastes great now. ... Tastes like spring water. ... "
" ... There is a marked difference in the taste of our water - much better! ... "
" ... The water quality is just plain fantastic? ... We are in the country, on well water that is supposedly safe - but didn't look or taste like the clear fresh water I knew as a kid on the farm - so decided to go the filtered route. ... "
" ... After flushing filters, water looked and tasted great. ... "
" ... Simply run 15 gallons of water through the filter to purge it all out, really not a big deal, see images 2-3. ... Water tastes like bottled now and we're extremely satisfied, plus no more pesticides. ... "
" ... Secondly, I also purchased TDS (total dissolved solvent) meter and I'm getting 450+ which is identical to my outside water. ... "
" ... Both have been working for a year now and the water quality started out being remarkably better than before, and still is. ... "
Ease of Use
10install, easy to install, works great, simple, self
+90%
-10%
" ... James at iSpring was a pleasure to deal with and made the entire process easy. ... "
" ... I have not had to change the canisters yet but is seems simple to remove them. ... "
" ... This unit was so easy to install and the instruction book was very clear on the install. ... "
" ... Install instructions are self explanatory and easy. ... "
" ... I spoke with the company on a few occasions before purchase and once after purchase and Nick was extremely easy to deal with and helpful and made sure my needs were met. ... I am a DIY'er and this was a simple install, easy to understand directions and the kit is and can be tailored to ones needs which is nice. ... "
" ... Relatively easy to install. ... "
Storage
6filter, sink, osmosis, fridge, faucet
+67%
-33%
" ... Great, installed on my refrigerator ... "
" ... So, common sense says you just "T" off the white (filtered) line between the filter & faucet - and run that straight to your fridge, right? ... "
" ... Unit fits under my sink in our RV very well and uses very little space. ... "
" ... Using filter that came with refrigerator. ... "
Coffee
5water, use, need, maker, tea
+100%
" ... We use it quite heavily to get water for drinking, making coffee, anything that we need water for cooking. ... I can even tell the difference in the taste of my coffee depending on if I use tap water vs. filtered (filtered is better!) ... "
" ... The water for coffee and juice is terrific. ... (I grind and French Press my coffee) Without great water, you can't have great coffee. ... "
" ... Removed all odors from city water, make coffee and tea much smoother tasting. ... "
" ... I also have it hooked up to a coffee maker and ice maker. ... "
" ... We use it a lot for our Nespresso coffee maker and have not had any build up on that where I need to buy cleaner and flush the water lines in the coffee maker, that says a lot about the purity to me. ... "
Product Reliability
5year, working, months, later, faucet
+100%
" ... We were very happy with the system when, one year later, the faucet stopped working correctly. ... "
" ... The filters have been working for going on 2 years now with no sign of needing replacement. ... "
" ... Mine is acting fine. ... I am really pleased with the product after about 2 weeks. ... "
" ... Both have been working for a year now and the water quality started out being remarkably better than before, and still is. ... BTW, I also have the RO system form these folks and have been very happy with it for more than two years, and have had nothing but good professional and helpful interactions with their customer service. ... "
" ... Used system for almost a year now. ... "
Cleaning
5residue, oily, filters, use, need
+80%
-20%
" ... Concerned about oily residue? ... "
" ... We use it a lot for our Nespresso coffee maker and have not had any build up on that where I need to buy cleaner and flush the water lines in the coffee maker, that says a lot about the purity to me. ... "
" ... Replaced filters as directed, and that was very easy with no mess. ... "
Fit
5faucet, sink, push, parts, leak
+100%
" ... Installation was easy, just be sure that the tubing is fully inserted before putting the clips on. ... "
" ... Doesn’t take up much room under the counter, as it fits right up against the wall. ... "
" ... Unit fits under my sink in our RV very well and uses very little space. ... "
" ... This fit the bill perfectly with a healthy four filtration stages, great flow and no RO! ... "
" ... Both went in like a breeze - had all the parts, easy connections and even though had to drill a hole though the granite to mount the faucet in one of the kitchens, they both still in a a very short time. ... "
Price
4price, money
+100%
" ... I decided on this system as it was one of the few that removes bacteria and for a decent price. ... "
" ... Great unit for the price. ... "
" ... The graciously accepted my returns and refunded my money. ... "
" ... First rate system. ... "
Build Quality
3connectors, push, valve, tubing, parts
+67%
-33%
" ... Both went in like a breeze - had all the parts, easy connections and even though had to drill a hole though the granite to mount the faucet in one of the kitchens, they both still in a a very short time. ... "
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Specifications
No specs available.