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Liquid crystal display
space-saving storage
catalyzing enzymes and select bacterial species at exponential activity levels
yet gentle to the fish and tangle free
Water finally returns to the pond thoroughly cleansed
Acrylic Air/Oxygen Flow Meters Size:1.0 to 10.0 CFH - 0.5 to 4.7 LPM Liquid crystal displayThese acrylic, block style flow meters are clear and one piece, with built in, brass, flow regulating valves suitable for air or oxygen. The scale reads in cfh. This is cubic feet per hour at standard pressure (sea level) and temperature (68F, 20C). Connections are 1 8 NPT female pipe. Price includes 1 4 barbed brass inlet and outlet adapter fittings. Calibrated at 0 psi.
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