Temp Range: 0

Each sensor of the pair has a blue or red wrap

Quick Calibration Solution

the ceramic pre-filter prevents premature fouling of the more expensive filter cartridge

This conversion is named “C1” on the meter

NU Aqua Stage 2 GAC Carbon Filter Replacement - Tankless RO System 600/800GPD pH pen meter Temp Range: 0Description The NU Aqua Efficiency Series GAC filter is composed of premium grade activated carbon thats highly effective at removing chlorine, lead, metals, arsenic, asbestos, mercury, VOCs taste, and odor. This is a direct replacement for the NU Aqua Efficiency Series Tankless Reverse Osmosis System. Lifespan: 12 Months Compatible with SKUS: WU 600GPD TL WU 800GPD TL