Cold Percolation, Inc, Caf 2, Cold Brew Coffee System, manual espresso-strength coffee concentrate brewer, (520) minute extraction time, produces up to (50) drinks from (1.5) lbs of coffee, (812) TDS output, no electricity, plumbing, or electronics required, low-maintenance design with minimal moving parts, patent-pending DWIP Manifold technology for precise extraction without heat, suitable for lattes, iced coffee, espresso shots, and specialty beverages, reduces water usage and eliminates disposable filters, compact countertop design