Filter Head With Vent Valve - EC40/EC50A Spectrum Fusion Starting Block Setback Distance You can cascade control up

You can cascade control up to 4 units with no external sequencer required

dependable automatic pool cleaner that will thoroughly remove dirt

All the Dually poles come with the larger drain holes which help make the poles lighter in use

This is a single replacement grate strip measuring 5/8 inch wide and used in the Neptune Benson QuietFlow Parallel grating system

It is designed for the Anthony FlowMaster DE filters

Filter Head With Vent Valve - EC40/EC50A Spectrum Fusion Starting Block Setback Distance You can cascade control upThis is a Hayward ECX10334P Filter Head with Vent Valve for Perflex EC40 and EC50A Extended Cycle DE Filters.