Visual Tests

The First and only US EPA (United States Environmental Protection Agency) to approve a Free Chlorine test strip for drinking water use. Check your ...

Check your Ferrous Iron (+2) with Confidence using our SenSafe® Iron Check. Featuring our patented Aperture Technology, make sure your Iron levels ...

Check your Total Hardness levels with Confidence using our WaterWorks™ Total Hardness Check. Contains 50 tests. One of our most popular tests! Tota...

PoolCheck® 5in1 is the only complete source for pool & spa testing that you will ever need. Test only takes 20 seconds and you get 5 most impor...

Check your Peroxide with Confidence using our WaterWorks™ Peroxide. Make sure your Peroxide (H2O2) levels are where you want them to be. Contains 5...

Check your Total Nitrate and Nitrite levels with confidence using our WaterWorks™ Total Nitrate and Nitrite Check. Contains 50 strips. WaterWorks™ ...

Check your Coliform Bacteria presence with confidence using our WaterWorks™ EZ Coliform Cult (MUG) Bacteria Check. Contains 1 test. Total coliform ...

Check your Free Chlorine with Confidence using our WaterWorks™ Free Chlorine High Range. Featuring a patented indicator, make sure your Free Chlori...

Check your Free Chlorine with Confidence using our WaterWorks™ Free Chlorine Ultra High. Featuring a patented indicator, make sure your Free Chlori...

Check your pH levels with Confidence using our WaterWorks™ Extended Range pH Check. Contains 50 tests. No matter what your application, WaterWorks™...

Check your Metal levels with Confidence using our SenSafe® Water Metals Check. Featuring our patented Aperture Technology, make sure your overall M...

SpaCheck™ 3in1 is the only complete source for spa testing that you will ever need. Test only takes 20 seconds and you get 3 most important reading...

Check your Free Chlorine with Confidence using our SenSafe® Free Chlorine Check. Featuring a patented indicator and design, make sure your Free Chl...

One of our most popular Arsenic Kits. This kit provides accurate results at an affordable price designed using cutting edge chemistry, our easy-to-...

Check your Coliform Bacteria presence with confidence using our WaterWorks™ Total Coliform Bacteria Check. Contains 1 test. Total coliform presence...

Check your Chlorine Dioxide levels with Confidence using our WaterWorks™ Chlorine Dioxide Check. Make sure your Chlorine Dioxide levels are where y...

Check your Chlorine Dioxide levels with Confidence using our WaterWorks™ Chlorine Dioxide Check Low Range. Make sure your Chlorine Dioxide levels a...

Check your Peroxide levels with Confidence using our WaterWorks™ Low Range Peroxide Check. Make sure your Peroxide levels are where you want them t...

Check your Copper with Confidence using our SenSafe® John's Copper Check™. Featuring our patented Aperture Technology, make sure your Copper levels...

Check your Total Chlorine with Confidence using our SenSafe® Total Chlorine Check. Make sure your Total Chlorine levels are where you want them to ...

This Handheld UV Light is extremely bright and compact. It provides an excellent UV Light source and also includes a flashlight mode and a convenie...

Check your Peracetic Acid levels with Confidence using our WaterWorks™ Peracetic Acid Check. Make sure your Peracetic Acid levels are where you wan...

Check your Quaternary Ammonia (Quats) levels with Confidence using our WaterWorks™ Quaternary Ammonia (Quats) Check. Make sure your Quaternary Ammo...

Check your Free Chlorine with Confidence using our WaterWorks™ Free Chlorine Ultra High. Featuring a patented indicator, make sure your Free Chlori...