Laguna Water Prep 2 L (0.5 gal) makes tap water safe for fish
Laguna Water Prep is specifically formulated to provide several benefits to the entire pond environment. It makes tap or well water safe for fish and plants by instantly eliminating chlorine and chloramine and neutralizing harmful metals, plus it coats and protects fish fins and scales.
Size: 2 L (67 fl oz), treats 40,000 L (10,566 U.S. gal.) of pond water.
Other sizes available:
Laguna Water Prep 473 ml (16 fl oz) (PT861)