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90 ppm) HI774 Checker bridges the gap between simple chemical test kits and professional instrumentation
Built-in Timer
This product works best on: GLASS
Long power cord with waterproof connector
ATO Floating Ball Valve Shut Off Wavemaker 90 ppm) HI774 Checker bridgesATO Floating Ball Valve Shut Off Very helpful device if you want to run a siphon gravity fed ATO or if you are like me and always forget to turn your RODI off and flood your house Comes with acrylic bracket to clamp to the side of your sump or container, an inline valve tap and a 90 elbow.
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