Diffuser, Air Flow Rate (Maximum) 2.2 scfm, Air Flow Rate (Minimum) 0.7 scfm, Active Surface Area 96 sq in, Compatible Intake Pipe Size 1/2 in, Minimum Depth Required 2 ft, Bubble Type Fine, Active Membrane Diameter 0.9 in, Compatible with Media Type Backyard Pond Water, Garden Water, Diffuser Hose Material Schedule 40/80 PVC
Rotary Union, Fitting Material Brass, Internal Fitting Material Stainless Steel, Fitting Material Finish Nickel-Plated, Internal Fitting Material Grade 304, Fitting Type Elbow, Flow Direction Single-Flow, Maximum Operating Temperature 250 Degrees F, Maximum Speed 30 RPM, Minimum Operating Temperature Not Applicable, Number of Passages 1, Overall Length 1.77 in, Pipe Size Not Applicable, Rotating Shaft Connection Type NPTF, Rotating Shaft Thread Size 1/2 in, Seal Material Nitrile Rubber