High volume aeration pumps for ponds and water gardensPowerful diaphragm pump promotes proper gas exchangeMaintains proper oxygen levels for healthy pond inhabitantsHigh-efficiency, high-volume air pumps for effective pond aeration. Durable design houses a powerful diaphragm pump to ensure reliable outdoor use. Special rubber feet absorb vibrations for quiet operation. Use this versatile air pump to improve gas exchange and pond aeration throughout the pond season. Includes adapter and stainless steel clamps for convenient installation. Weighted airline tubing sold below.ModelCFMOutlet SizeDiaphragmRepair KitRecommended Number of Stones and Diffuser(s)20 (#34285)0.7111/16"#34289#343771- #359860.71 cfm Round Single 1- #35985 0.71 cfm Single 2- #35984 0.36 cfm Single40 (#34286)1.4111/16"#34290#343781- #35981 1.41 cfm Quad 2- #35986 0.71 cfm Round Single 2- #35985 0.71 cfm Single 4- #35984 0.36 cfm Single60 (#34287)2.1211/16"#34291#343791- #359811.41 cfm Quad 1- #35982 2.11 cfm Quad 3- #35986 0.71 cfm Round Single 3- #35985 0.71 cfm Single 6- #35984 0.36 cfm Single80 (#33099)2.8311/16"#33102#343802- #35981 1.41 cfm Quad 1- #35982 2.11 cfm Quad 4- #35986 0.71 cfm Round Single 4- #35985 0.71 cfm Single 8- #35984 0.36 cfm Single120 (#33100)4.241"#33103#343813- #35981 1.41 cfm Quad 2- #35982 2.11 cfm Quad 1- #35983 2.82 cfm Quad 6- #35986 0.71 cfm Round Single 6- #35985 0.71 cfm Single 12- #35984 0.36 cfm Single160 (#33101)5.651"#33104#343824- #35981 1.41 cfm Quad 3- #35982 2.11 cfm Quad 2- #35983 2.82 cfm Quad 8- #35986 0.71 cfm Round Single 8- #35985 0.71 cfm Single 15- #35984 0.36 cfm SingleReplacement Diaphragms and Repair Kits available.Please click on "More Information" for benefits of pond aeration.

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