Product Description Distribute the output of your air pump precisely. Outlets can be individually opened or shut for total aeration control. Constructed from a high-quality blend of copper and stainless steel. Double-barbed ends for tight seal with tubing. Recommended Tubing Sizes for 6 Outlet: Input: 1/4″ internal diameter. Output: 0.17″ internal diameter. Recommended Tubing Sizes for 8 Outlet: Input: 5/16″ internal diameter. Output: 0.17″ internal diameter. Recommended Tubing Sizes for 12 Outlet: Input: 3/8″ internal diameter. Output: 0.17″ internal diameter.
