Anjon Manufacturing Weighted Airline Tubing Length:20' 25% more concentrated than the

25% more concentrated than the consumer equivalent

Commercial strength formula kills string

Naturally-occurring biopolymers help organisms quickly attach to the media allowing for an 80% reduction in filter start-up time

and the MD-7W to 40 liters of air per minute

Anjon Manufacturing Weighted Airline Tubing Length:20' 25% more concentrated than theAnjon weighted airline tubing can be used with any air pump that takes 3 8" or 5 8" tubing, though specifically designed for Lifeline Air Pumps by Anjon Manufacturing. Using this weighted tubing, air pumps can add needed oxygen to Koi ponds in hot summer months when oxygen levels decline, and in the winter they help break down fish waste and prevent pond surfaces from completely freezing, allowing toxic gasses to harmlessly escape.