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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
blue-green
it supports automation and simple servicing
With Weld-On's trusted formulation
With durable materials and a straightforward replacement fit
Compatible with common filter configurations
AquaChek High Range Chlorine Test Strips buildup removal blue-greenAquaChek High Range Chlorine Test Strips give pool owners an easy and effective way to measure the amount of free chlorine in their pool, which keeps your pool protected against bacteria and other organic threats. Free chlorine also can cause skin and eye irritation for swimmers if too high, so you should keep it in the 1 3 ppm range. These strips give you accurate results in about 15 seconds, making any adjustments easy. Best of all, High Range
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