AQUACHEK Pro 5-In-1 Test Strip 100 Count 511710 Anti-Foam 3M™ 1100 uncorded foam earplugs

3M™ 1100 uncorded foam earplugs feature soft

7000 or 5000 Series Filters

Sand filters have been installed on tens of thousands of pools for decades—a testament to their performance

easy breathing comfort

The 3M™ Peltor™ Optime™ number (105) is a 3M guideline for the maximum time-weighted average A-weighted exposures in which the product

AQUACHEK Pro 5-In-1 Test Strip 100 Count 511710 Anti-Foam 3M™ 1100 uncorded foam earplugsTests for: Total Chlorine, Total Bromine, Free Chlorine, pH, Total Alkalinity. Pro 5 in 1 focuses on the most critical parameters that need to be tested on a regular basis. Popular with service professionals, this can be paired with Pro II for testing parameters that need to be tested less frequently. These Pro 5 Way 100 Count Test Strips by AquaCheck test for Total Chlorine, Total Bromine, Free Chlorine, pH, and Total Alkalinity in your pool or spa.