EnhanceAir™ PRO Self-Weighted Air Line from Complete Aquatics Part:Weighted Airline — 15' Long It should be noted that

It should be noted that it may take some time for biological filtration to be established

Each PondShock™ ball will treat up to 2

extended release

it is safe for use in ponds with fish and plants

double the dose and use weekly until water is clear

EnhanceAir™ PRO Self-Weighted Air Line from Complete Aquatics Part:Weighted Airline — 15' Long It should be noted thatThe EnhanceAir PRO Self Weighted Air Line is for use with the EnhanceAir PRO Air Pumps and Aeration Systems For use with larger pond aeration systems Weighted air line doesn't float, but stay on the pond floor SKU UPC Code Description AE40122 EnhanceAir Weighted Airline, 3 8" x 15' AE40055 653341179890 EnhanceAir Weighted Airline, 3 8" x 20' AE40030 748252682000 EnhanceAir Weighted Airline, 3 8" x 100' AE40109 EnhanceAir Weighted Airline, 3 8" x 300'