HCF/Pro-Grid Bulkhead and Diffuser O-Ring filter-width_8 15/16 inches This is a Hayward SPX1067C

This is a Hayward SPX1067C Brush Set for Vacuum Heads

you are able to determine when the filter is backwashed by the clarity of the water

please specify the "casting dash number" found on the inside of the ladder

This is a Hayward SPX1705C Impeller for 1/2 HP PowerFlo II SP1700 Pump Series

HCF/Pro-Grid Bulkhead and Diffuser O-Ring filter-width_8 15/16 inches This is a Hayward SPX1067CThis is a Hayward Diffuser O Ring replacement for HCF Series HCF7303C, SwimClear Cartridge Filters, and Pro Grid Vertical Grid DE Pool Filters. SX220Z2 is also a Bulkhead O Ring for Hayward MaxFlo VS Series pumps, MaxFlo XL, and MaxFlo II pumps.