The Multi Flow Bubbler is an 8 outlet manifold that delivers water and nutrients to your plants at the pressure of your choice. This manifold easily connects to your valve with the Quick Disconnect tool. The Multi Flow Bubbler comes with 4 color-coordinated interchangeable quick loading flow inserts at 2, 6, 10, and 20 GPH so you can find your desired flow rate. 1/2 in inlet which seamlessly screws into our Quick Disconnect without threading. 8 barbed ports that connect to 1/4 in OD Tubing. Rubber grip on top for easy use. Made from ABS plastic.