Hayward Sight Glass(1-1/2") Slip x Slip - In-Line, SP1072S

Cross Reference:  Fip (SP1072),  2 inch (SP1074 or SP1074S)

• A must have item when backwashing to see when the filter is clean.  Do no guess or go to where the water comes out.
• You can see the dirty water right at your filter.
• Hayward Part number: SP1072S