Pentair Manual Air Valve with Clamp | Nautilus D.E. Filter | 261003 Cannot Sell Online Will Test pH from 7

Will Test pH from 7

Replacement drain cover only

this cartridge delivers exceptional fine filtration in the tight geometry of the Eco-Pur filter housing

This reagent is required when you use S-1364 Phosphate Test Strips

High flow rate

Pentair Manual Air Valve with Clamp | Nautilus D.E. Filter | 261003 Cannot Sell Online Will Test pH from 7The Pentair Manual Air Valve (261003) is the OEM replacement manual air relief assembly for Pentair Nautilus pool and spa D. E. filter models NS24, NS36, NS48, NS60, NS72 originally manufactured under the PacFab and Purex brands, now part of the Pentair portfolio. This manual air relief assembly releases trapped air from the filter tank, maintaining proper water flow and filtration efficiency. A correctly functioning air relief valve allows you to