VivaTest Water Hardness Test Kit 100Pcs Hot Tub Strips for Chlorine, Alkalinity, pH Level 3 in 1 Pool, Bathtub, SPA Rapid and Reliable Results Easy to Use Practical

3-IN-1 POOL WATER TESTING KIT – Each strip measures free chlorine, pH and total alkalinity, helping you monitor three important swimming pool, hot tub and spa water readings with one simple test. HOT TUB, POOL AND SPA TEST STRIPS – Suitable for swimming pools, hot tubs, spas, inflatable pools and above-ground pools. Ideal for regular home water maintenance throughout the season. FAST AND EASY COLOUR RESULTS – Dip the strip into the water for two seconds, remove excess water and hold horizontally. Wait 30–60 seconds before comparing the colours with the chart on the bottle. 150 TEST STRIPS – Each bottle contains 150 strips for regular testing. The generous pack size is suitable for routine pool and hot tub checks without requiring a digital tester, batteries or calibration. FREE CHLORINE, pH AND ALKALINITY – Check sanitiser level, water acidity and total alkalinity using one convenient strip. Store the bottle tightly closed in a cool, dry location and avoid touching the test pads with wet fingers.