Description
The Tank Bank is the easiest device to use to save water ? fill to top, snap to close and hang in toilet tank . Worry-free water savings for the lifetime of the toilet. Constructed of non-corrosive materials that resist microbes and fungal growth. * Easy-to-fill * Patented air lock and fill valve ? no water evaporation which means the bag never needs refilling * Every flush saves water – up to 0.8 gallons per flush! * Maintenance-free
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