Hozon Siphon Mixer - Mixes at a 1:16 Ratio, Connects to Garden Hose Siphon mixer that connects to a hose for mixing chemicals, like soluble fertilizer and plant food A brass siphon mixer with a back-flow preventer Connect to a hose 50 feet or shorter (a longer hose will compromise the siphon action) As the mixture is siphoned through, it will be diluted 16 times (at a 1:16 ratio) Finished product will be the correct proportion when discharged from the hose