Ratings may include incentivized customer reviews.
What Customers Are Saying
Customers overwhelmingly praise this product for its exceptional effectiveness in removing hard water stains, calcium deposits, lime buildup, and rust from household surfaces. Most users report consistent, reliable results on toilets, showerheads, faucets, sinks, and tools, with many describing it as the best solution for stubborn mineral and rust issues. Reviewers highlight its ability to restore fixtures to near-new condition and note its versatility across multiple surfaces including coffee makers and driveways. A small number report it did not work for their specific situation, particularly on heavily embedded stains or outdoor rust. Overall, most customers consider it a trusted, go-to cleaner that delivers as advertised.
Customer review summary generated by AI, including incentivized reviews.It will take care of calcium lime and rust well
Would RecommendIt worked well
It works great!
I have used this for years.
This stuff works
Would RecommendWorked great to clean up an old tub and around the kitchen grout
Remove water from bowl to maximize concentration
Would RecommendIt worked like a charm removing the calcium buildup in our 35 year old toilet.
CLR works!
Would RecommendQuickly removes buildup from faucet aerators.
Not a miracle worker
Claims to remove lime deposits. Deposits remain, however they were thick
Got the rust off my tools
Would RecommendGot the rust off my tools
Verified Purchaser
One of the best things to keep in stock
Would RecommendA staple around the house
Hard water? No problem
Would RecommendIt removed hard water stains from the shower head and handheld with no problems.
Verified Purchaser
The one and only!
Would RecommendWorks for removing calcium on showerheads really well
It works well
Would RecommendI use this to clean my faucets because we have hard water.
RUST REMOVER
Did not work as expected. I used it on my miter saw blade. Ended up using abrasive pad.
so so
Would Not Recommenddid not work very well
Does a pretty good job with rust in cement.
Would RecommendI had a pretty ugly rust stain on my back patio, and this did a pretty good job with it. I need to do another round of CLR, and cleaning, but it’s significantly better.
Does the work for you
Would RecommendIt removes the hard water deposits on my faucets and bathroom doors easily. Spray, brush and wipe. Works everytime with less effort.
CLR
Would RecommendGreat product helped unclog my steamer. Works like a charm, have also used it on rust on concrete and worked like no other and leaves no trace easy chemical to use!