Replacement Rubber connectors straight and elbow for Hiblow (and other) Linear Diaphragm Air Pumps Choose your Fitting:Black Rubber Straight Tapered Tube w/ Wire Clamps (Connecting Air Pumps to Fittings) Great for illuminating fountains

Great for illuminating fountains

waste build-up and excess food and breaks down dead algae

(Not Included) Small 18" x 18" x 35" 6000gph 15" Atlantic Water Gardens RL30 Large 32" x 32" x 32" 6000gph 24" Atlantic Water Gardens RL70

simply flush one packet per month to maintain a healthy septic system

Pond Force™ Bio-Blocks polyester sponge blocks provide an ideal environment for the cultivation of beneficial bacteria

Replacement Rubber connectors straight and elbow for Hiblow (and other) Linear Diaphragm Air Pumps Choose your Fitting:Black Rubber Straight Tapered Tube w/ Wire Clamps (Connecting Air Pumps to Fittings) Great for illuminating fountainsBetween these two connectors you can fit almost any air pump to common fittings and manifolds. The Black Rubber Elbow connection which comes with two wire hose clamps has the inside diameter of 18mm or 0. 71 inches. It fits Hiblow HP 20 through HP 120 air pumps and other models and brands with similar 18mm outside diameter connection points. These versatile rubber elbows are very elastic and can be clamped to fit 1 2" or 5 8" barbs and stretched to