For superior performance and the ultimate in convenience, try NANO-PHOS, the first phosphate remover in tablet form. Packaged in a point-of-sale display perfect for positioning on your water testing counter, each case contains 20 tubes. For use in a skimmer, each tablet contains a rare-Earth salt blend that dissolves with much less clouding than with liquid products. Tab in, phosphate out!
NANO-PHOS
$29.99