AQUACHEK 6-In-1 Spa Test Strip 50 Count 552244 Disposable-Respirators Easy to grasp knob —

Easy to grasp knob — Adjusts the suspension from 6 1/2 to 8

Keep supplies in your automotive shop

0 to 100 ppm Sensor Range

The benefits of our SMARTZyme™​ technology combined with our phosphate removal provides superior water quality with less work

The replacement filter works with Dolphin S300i

AQUACHEK 6-In-1 Spa Test Strip 50 Count 552244 Disposable-Respirators Easy to grasp knob —Maintaining important spa chemicals is easier and more accurate with the AquaChek 6 in 1 test strips designed specifically for use in spas. Spas have higher temperatures, lower water volume and faster chemical reactions compared to pools, and these test strips deliver quick, accurate readings for bromine or chlorine, pH, total alkalinity and water hardness in your spa. Package contains 50 replacement test strips Helps maintain proper chemical levels