20 GPD CTA RO Membrane | Chlorine Tolerant | Home RO

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AMI CTA Reverse Osmosis Membrane | 20 GPD | Home RO | Chlorine Tolerant

AMI CTA Home RO Membranes Remove up to 94% of total dissolved solids and feature a Chlorine Tolerance of 0.3 to 0.5 ppm.   AMI CTA (Cellulose Triacetate) chlorine tolerant membranes are designed specifically to fit standard home RO system housings for point of use (under-sink or under-counter) RO systems.

AMI CTA Home RO membrane elements are among the finest in the industry.  With hundreds of thousands of membranes in operation in water filtration systems world-wide, AMI membranes have earned a reputation of delivering consistent, high quality which makes AMI Membranes the natural choice for use in home or office RO systems. 

AMI Membranes are Made in the USA in their ISO 9001:2015 Certified Facility and are 100% Quality and Performance Tested.

Genuine AMI RO Membranes Made in USA ISO Certified


Specifications for M-C1812A20

AMI Part Number: M-C1812A20
Flow Rate: 20 GPD (76 LPD)
Membrane Type: CTA (Cellulose Triacetate)
Minimum Salt Rejection: 94%
For Housing: Standard Residential  2" x 12"
Chlorine Tolerance: 0.3 - 0.5 ppm (1 ppm max.)

AMI Membranes Product Specifications

Performance specifications based on 500 ppm tap water, 65 psi (0.47 MPa) applied pressure, 77°F (25°C) feed water temperature, feed water pH 7-8 and 15% recovery. Element permeate flow may vary ± 20%.

 Features of AMI CTA Home RO Membranes

  • Chlorine Tolerance of 0.3 to 0.5 ppm
  • Remove up to 94% of total dissolved solids from water.
  • Reliable Rejection and Flow Rates
  • Made in the USA
  • Manufactured in our ISO 9001:2015 Certified Facilities
  • 100% Performance and Quality Tested
  • Backed by our Experienced Technical Support Staff
  • High Quality for Consistent and Reliable Performance
  • Uses the most advanced membrane film technology and manufacturing processes
  • Standard dimensions to fit in commonly available housings

Applications for Residential CTA RO Membranes

  • In the Home for Drinking, Cooking, Pets, and Plants
  • Offices
  • Aquariums
  • Institutions
  • Restaurants
  • Ice Makers
  • Labs
  • Under the Counter/Under the Sink RO
  • Point of use RO Systems

AMI CTA Reverse Osmosis Membranes for Home RO Systems

Physical Dimensions of M-C1812A20:


Total Length (L):

11.75 In. (29.85 cm)

Membrane Length (I):

10.0 In. (25.4 cm)

Diameter (D):

1.8 In. (4.57 cm)