Generic Air Relief Valve O-Ring for Various Pool Filters material_PVC/FRP The 1-1/2 inch spouts are

The 1-1/2 inch spouts are 2 inches from end of spout (mouth) to beginning of curve

So testing for hydrogen peroxide would be an important test for individuals using this method for sanitizing their pools or spas

(b) 40 feet maximum with 2 elbows

It is designed for the S

This is a black replacement weir gate for Bermuda gunite and vinyl liner skimmers

Generic Air Relief Valve O-Ring for Various Pool Filters material_PVC/FRP The 1-1/2 inch spouts areThis is a Generic Air Relief Valve O Ring O 155 replacement with dimensions for various manufacturers' pool filters. The dimensions will fit Hayward ReGenX RG450RG700, ECX1321A, SPX1082Z410, Astral 722R1000025, Jacuzzi 47011002R, Pentair American 467130, 57006500, Pentair Pacfab 273060, Pentair Purex P24200, 071436 Sta Rite U9221, Swimquip 355051152, and Waterway 8050110 items.