3/8" Weighted Airline, 25' roll Beneficial Bacteria These aerators are designed for

These aerators are designed for continuous duty and are used when the water is too shallow for bottom diffuser aeration systems

Our best selling algaecide

EP3200 JAFT PDA15TG 1-1/2

EP6700  PV60E

the last 1-1/2" is enlarged to 1-3/8" to hide light ring

3/8" Weighted Airline, 25' roll Beneficial Bacteria These aerators are designed forThis heavy duty airline is manufactured exclusively for Keystone Hatcheries! Forget about tying bricks onto airline this hassle free tubing will sink right to the bottom without weights. It is kink resistant, metal free, black in color and virtually leak proof! Use 3 8" barbs and 1 2" Stainless Steel Clamps (see Airline Accessories).