184
people found this helpful, as of 2023
ranked #184,679 most helpful
out of 571,544,897 reviews
★★★★☆
Yvgiyf fucui cuibii
Quick delivery easy to use. Can’t check accuracy have nothing to compare them to. Just hope they are.
the product in question
Water Total Hardness Test Strips 100ct | 99% Accuracy Hard Water Testing Kit with 0–25 GPG Optimized Range | Calcium & Magnesium Tester for Water Softener, Aquarium, Pool, Spa, Drinking & Well Water
4.2★ · 625 ratings, as of 2023