Chlorine Bromine Rainbow

Heatpumps4pools rainbow chlorinebromine pool dosing chemical feeder certikin rainbow chemical feeder rainbow dosing feeder for bromine or chlorine 1escription the efficient, easy way to sanitize your pool or spa the rainbow models 300 and 320 feeders not only save time, but also reduce manual handling of chemicalshey use large or small chlorine or bromine slowdissolving tablets to.