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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
or voided warranties
The Pentair parts catalog lists part 520008 as a bag of 100 connectors
Also known as: C8474
Pressure relief valve for Polaris Vac-Sweep 165
Easy-to-use formula treats up to 600 gallons of spa water and is compatible with chlorine and bromine systems
Pentair Black Manual Air Relief Assembly | SM & SMBW 4000 Series D.E. Filter, FNS Filter, Nautilus Plus Filter | 273550Z Filter Connecting Hoses or voided warrantiesOEM Replacement Manual Air Relief Assembly for Pentair D. E. and Cartridge Filters The Pentair Black Manual Air Relief Assembly (273550Z) is the OEM replacement air relief assembly for the SM and SMBW 4000 Series D. E. Filter, FNS Filter, and Nautilus Plus Filter product lines. IMPORTANT: CONFIRM COLOR BEFORE ORDERING This is the BLACK version of the air relief assembly. Pentair produces this assembly in multiple color variants for different filter
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