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The Pentair R161056 OTO Solution #1 is a 16-ounce bottle of test reagent No. 2 OTO solution. It replaces solution A and is used for chlorine testing in Rainbow Kits 78HR, 78DPD, 752, and 756. This larger size bottle is economical and convenient for frequent reagent use.
The Pentair R161056 OTO Solution is a 16 ounce bottle and replaces solution A.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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