Sponge Filter Outlet Lg directional for Hydra Aquatics

Hydra Aquatics Large Directional Outlet Fits Hydra Aquatics Sponge Filter Outlets on HA-145, HA-146, HA-148, HA-149 HYD117, HYD116, HYD112, HYD146 Use with UA371 Slim airstone to change Hydra Aquatic sponge filters to directional outlets. Connect small piece of Hydra aquatics airline and and airstone and then attach to the lift tube of the sponge filter. Hydra Aquatics Small Directional Sponge Filter Outlet works with HA-147 HYD115 Hydra Aquatics Large Directional Sponge Filter Outlet HA-145, HA-146, HA-148, HA-149 HYD117, HYD116, HYD112, HYD146