Clearwater 4-In-1 Test Strips - 50 Pack

For hot tubs, test at least twice a week. For pools, testing 2-3 times per week is recommended to maintain safe water balance.

Yes, these strips work effectively for measuring the pH, alkalinity, and chlorine levels in salt water systems.

Generally, you should aim for a pH level between 7.2 and 7.6 for optimal sanitizer effectiveness and bather comfort.

Yes, do not leave the strip in the water for more than a second. Over-submerging can cause the reagents to leach out of the pads.

Yes, the Clearwater 4-In-1 strips are designed to be compatible with all standard pool and spa chemical brands.

Ensure the strip is being submerged fully into the water. If there is still no change, your sanitizer level may be at zero, requiring an immediate shock treatment.

Ensure you are holding the strip horizontally after removing it from the water and do not shake it, as excess water can cause the chemical pads to bleed into one another.

Check the expiry date on the bottle and ensure the container has been stored in a dry, dark environment. If the strips were exposed to moisture, they may have degraded.

Compare the test strip to the chart in natural daylight. Avoid fluorescent or low-light conditions, as these can drastically alter your perception of the color squares.