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Durable Cast Iron Construction: Ensures long-lasting performance and reliability in demanding conditions
allowing for easy maintenance and reliable operation of your filtration system
providing a dependable solution for maintaining optimal performance
pH Down (dry acid) lowers pH
and maintain
EXC Pentair Cyanuric Acid Test Kit | R151226 Hayward ProGrid Filter Head With Clamp DEX3620BTC Durable Cast Iron Construction: EnsuresThe Pentair Rainbow R151226 is a #79 Specialty Test Kit designed to accurately measure cyanuric acid (CYA) also known as stabilizer or conditioner levels in pool and spa water. Maintaining proper CYA levels between 30 and 50 ppm is critical to chlorine performance, as levels below this range accelerate chlorine loss to UV exposure, while levels exceeding 70 ppm can significantly reduce chlorine's sanitizing effectiveness. The kit uses a slide
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