• Opening measures 5/16-inches 

• Flow rate: 9-12 gallons per minute 

• Stainless steel face w/ plastic internal parts 

The Waterway 212-1507S-B - WW2121507SB has a stainless steel face with plastic internal parts. The Waterway jet contains an opening that measures 5/16” for a flow rate of approximately 9-12 gallons per minute. The pool part is a part of the Cluster Storm jet series, which are all interchangeable.