AquaChek Red 4-in1 Test Strips are best used for spas or hot tubs using bromine sanitizer. Use this test strip to test your Total Alkalinity, pH, Total Hardness and Total Bromine levels. The ergonomically designed test strips have a flip-open lid to release one test strip at a time for quick and easy testing of your hot tub water.
Recommended Level Readings:
Our Showrooms will be closed December 20th, 2025 to February 17th, 2026.
Our online store and service department will remain open.
| Service | We are still open during the showroom shutdown.
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| Online Store:
| Our online store are still open during the showroom shutdown.
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