Do you wish to rearrange the tubing or the water lines in your reef and fish tanks ? You do not have to spend lots of money to buy separate water pumps for your tanks. If you have a powerful pump and powerhead, all you need is a simple tool that will divide your water source into two! Loc-Line Ball Socket Y Petstore.com is a connector shaped like a Y that will securely fit and attach any of your hosing issues. From the manufacturer of the modular hose system, this product is definitely made to operate smoothly so you can optimize liquid, air or vacuum flow. This item perfectly fits ball-socket tubing for your customizable return line setups. The Y fitting is made with the company's patented Modular Hose so you can be sure that this connector will last long. It is resistant to most liquids and it will not easily deteriorate even when severely exposed to the elements. And unlike metal, this will never corrode so when you plan to use it in water setups, you do not have to worry about rust being flushed into your aquaria. Loc-Line Ball Socket Y fitting can help you save money. You do not need two water sources for two tanks. All you need is a tough, leak-proof connector!