Smooth inside wall surface improves air flow and energy efficiency. Durable and easy installation; no weights needed. Can use for freshwater, saltwater, wastewater or retention ponds. Matala Self-Weighted Air Hose is a heavy duty but pliable self-sinking hose that is designed to sink to the bottom of your pond.
No need for additional weights to hold it down. The black coloring helps to disguise and camouflage it on the bottom, keeping it hidden from any view. Suitable for any aquatic environment. Of 3/8 weighted PVC air tubing for your aeration needs.