The Waterway 5” Super Maxi-Flo (for Skimmer Equalizer) assembly is found on the hot tub walls and supplies water to both the pumps and filter 

This unit is to replace the unit as below

• This unit will be WHITE
• 1.5" Standard
• Plumbing Connection Type: 1 ½” MPT
• This cover is rated for wall use only at 106 GPM @ 3.79 ft/sec - 42 GPM @ 1.5 ft/sec.
• Manufacturer's Product Number: 640-8030V