AquaChek Blue - 25 Strips safety-cover-type_Solid Vinyl - Heavy Duty This pool safety rope and

This pool safety rope and float kit is pre-assembled and combines 1/2 inch red and white rope with seven 3 x 5 inch locking pool floats

Backwash - For cleaning filter sand bed of accumulated debris

and most common food and environmental stains

Natural minerals

AquaChek Blue - 25 Strips safety-cover-type_Solid Vinyl - Heavy Duty This pool safety rope andFast, simple, safe and accurate. AquaChek Blue tests for Biguanide, Total Alkalinity, and pH. Ideal for customers who use biguanide as a sanitizer in their pool or spa. Biguanide is a chlorine free sanitizer such as BAQUACIL Chlorine Free Swimming Pool Sanitizer and Algistat, BaquaSpa Sanitizer, Softswim Bactericide, PolyClear. For a clean and healthy pool, test the water at each end a minimum of twice a week!