3-in-1 Chlorine, PH & Alkalinity Test Strips x50 Strips - Pack of 1 DL32

Perfect for checking the water quality of Hot Tubs, Swimming Pools, Ponds and Spas. Easy-to-use colour match system, simply dip the water quality testing strip fully into the water, remove and hold horizontally then read against the coloured chart on the side of the bottle Results appear in 30 seconds. Can be used for both inflatable Hot Tubs & Pools Supplied in a pack of 50 which should allow you to test the water multiple times a week through the summer season.