9 inch SuperFlow Retro for Pentair Old Style 9 inch Drain – 261 GPM (Package of 2)

This is a 9 inch 261 GPM SupuerFlow Retro for Pentair Old Style 9 inch Drain. This comes as a pack of two. Easy to replace Pentair old style grates where a frame already exists with the Retrofit SuperFlow which ASME-2007 and NSF Listed. The domed SuperFlow main drain grating is unique since it has the capability to maintain a flow rate of 261 GPM (9 x 9 inches). Includes grate (cover only) and screws.