The manifold found in the FloraFlex Open Flow Bubbler, easily connects to your valve with the Quick Disconnect tool. The Open Flow Bubbler has no pressure regulation and is completely gutted inside to allow maximum pressure while still evenly distributing water. 1/2 inch inlet which seamlessly screws into our Quick Disconnect without threading. 8 barbed ports that connect to 1/4 inch OD Tubing. Rubber grip on top for easy use. Made from ABS plastic.