Watts (PG20B25) 2.5" Dial Liquid Filled Pressure Gauge Stainless Steel; 1-4" NPT Center Back FCP100S10P Replace the NF90-4040 element when

Replace the NF90-4040 element when chemical cleaning no longer restores performance

This element replaces GE Desal part numbers 1206774 and AG4040TF in existing 4-inch commercial RO vessels

Rotate the old filter counterclockwise to release it from the bayonet mount

Total hardness (0–1000 ppm)

boiler feed

Watts (PG20B25) 2.5" Dial Liquid Filled Pressure Gauge Stainless Steel; 1-4" NPT Center Back FCP100S10P Replace the NF90-4040 element whenWatts PG Series Liquid Filled Pressure Gauge Watts PG20B25 2. 5" Dial Stainless Steel Pressure Gauge Glycerin filled precision gauge engineered for high vibration environments, RO systems, and industrial water treatment applications 100% Pure Glycerin Fill 304 Stainless Steel Case Dual Pressure Indications 1 4" NPT Center Back Mount The Watts PG20B25 liquid filled pressure gauge provides accurate, vibration dampened pressure monitoring in demanding