Pentair Manual Air Valve with Clamp | Nautilus D.E. Filter | 261003 Cannot Sell Online They feature a dial handle

They feature a dial handle for easy flow regulation and visual indication of valve setting

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

Will Test pH from 7

Hyaluronic Acid

Pentair Manual Air Valve with Clamp | Nautilus D.E. Filter | 261003 Cannot Sell Online They feature a dial handleThe 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