Water Treatment Supply

Call Us For a Free Consultation!

Generic selectors
Exact matches only
Search in title
Search in content
Post Type Selectors

TW30-1812-50 Reverse Osmosis Cartridge Membrane



1000 in stock

The Dow FILMTEC Membrane elements give your home clean, safe drinking and cooking water. These polyamides (TFC) Thin Film Composite, standard 2″ diameter elements have been tried and tested & NSF International certified against NSF/ANSI Standard 58 for only material requirements.

  • Part No. TW30181250HR, TW30181250
  • TW30-1812-50HR Replaces TW30-1812-50
  • Compatible with DUPONT Filmtec Membranes 339138
  • Membrane Life: 2-5 years
  • It fits most standard 2″ housings
  • NSF/ANSI Standard 58 listed
  • Consistent Performance
  • Advanced Membrane Technology w/ Automated Fabrication
  • 50 Gallon Per Day
Product Weight & Dimensions
Product Height 2.25 in.
Product Length 12 in.
Product Width 2.25 in.
Product Weight 0.448
Shipping Weight & Dimensions
Shipping Length 12 in.
Shipping Width 2.25 in.
Shipping Height 2.25 in.
Product Details
Average Nacl Rejection 96-98%
Chlorine Tolerance <0.1 ppm
Direction Outside – In
Inlet Pressure 50 (3.4) PSI
Material Of Construction Polyamide Thin-Film
Max Feed Silt Density Index 5 Silt Density Index
Max Flow Rate 2.0 gpm (7.6 lpm)
Max Pressure (Psi) 150 PSI
Max Temp (°F) 113°F
Membrane Type Polyamide Thin-Film Composite
Permeate Flow Rate 50 (7.9) GPD
Permeate Tube Diameter 0.68″
Ph Range 2 – 11
Stabilized Salt Rejection Cl- (%) 0.98
Cartridge Style Drop-in
Diameter 1-3/4″
Warranty & Certifications
Certifications ANSI/NSF 58