Noshok - 911 Series - Stainless Steel Liquid Filled Pressure Gauges 1/4" NPT Center Stem Filmtec (TW30-2026) Tap Water Membrane 220 GPD 2" X 26" A single color-coded needle moves

A single color-coded needle moves through three distinct zones as your filter loads with sediment

sand-sensitive valves

adjusting the visual indicator as needed to mark your target flow rate

The media is regenerated using only raw water and dissolved oxygen

The Twist Tap valve system provides automatic shutoff during filter changes

Noshok - 911 Series - Stainless Steel Liquid Filled Pressure Gauges 1/4" NPT Center Stem Filmtec (TW30-2026) Tap Water Membrane 220 GPD 2" X 26" A single color-coded needle movesThe Noshok 911 Series liquid filled pressure gauge delivers industrial grade monitoring in a 2. 5" stainless steel housing with 1 4" NPT center back mount, designed for harsh water treatment environments where pulsation and vibration would degrade standard gauges. Glycerine fill dampens shock and extends service life in filtration systems, chemical dosing setups, and high pressure feed applications. SPECIFICATIONS Noshok 911 Series Key Specs Dial Size