Ropur Membranes

Salt Rejection (avg.): 99.0 % · Minimum Salt Rejection: 98 % for any single element · Brine/Permeate Flow Ratio (per element): 5 : 1

The TRH-2514 is a tape wrap brackish water reverse osmosis membrane element designed for low-pressure, high-flow operation.

Brine/Permeate Flow Ratio: 5 : 1 (Flow ratio of brine to permeate for each single element.) · Permeate Tube Outer Diameter: 0.75’’ (19 mm) · Permeate Tube Inner Diameter: 1’’ (25.4 mm)

The TRH-2521 is a spiral wound, tape-wrapped reverse osmosis membrane element designed for low pressure, high flow applications.

Salt Rejection avg.¹,²: 99.0 % · Brine/Permeate Flow Ratio: 5 : 1 (for each single element) · Permeate Tube Dimensions: 0.75’’ (19 mm), 1’’ (25.4 mm)

The TRH-2540 is a low-pressure, high-flow spiral wound reverse osmosis membrane element. It features a negative charge, crosslinked aromatic polyamide.

Minimum Salt Rejection: 98 % · Brine/Permeate Flow Ratio: 5 : 1 · Feed Flow Rate per Vessel: < 2’200 l/h (10 gpm)

The Ropur TRH-4014 is a low-pressure, high-flow reverse osmosis membrane element featuring a crosslinked aromatic polyamide, negative charge.

Salt Rejection (avg.)¹´²: 99.0 % · Permeate tube diameter: 0.75'' (19 mm) · Permeate tube length (visible): 19'' (482 mm)

The Ropur TRH-4021 is a tape-wrapped, spiral-wound brackish water reverse osmosis membrane element designed for low-pressure, high-flow applications.

Brine/Permeate Flow Ratio: 5 : 1 (Flow ratio of brine to permeate for each single element) · Permeate tube dimensions indicated: 0.75’’, 1’’ (25.4 mm) · Feed Flow Rate per Vessel: < 2’200 l/h (10 gpm)

TRH-4040 is an ultrafiltration module for pretreatment, clarification, and barrier filtration duties in water-treatment systems.

Salt Rejection (Average)¹: 96% · Salt Rejection (Minimum)³: 96% · Brine : Permeate ratio: 5 : 1

The Ropur TR-2012-50 is a 2.0 x 12-inch home drinking water RO membrane element with an aromatic polyamide composite material. This spiral wound.

Salt Rejection¹˒²: 96% (minimum 96%) · Brine : Permeate ratio: 5 : 1 · Brine/Permeate Flow Ratio⁸: 5 : 1 (flow ratio of brine to permeate for each single element)

This Ropur TR-2012-75 is a 2.0 x 12 inch spiral-wound home drinking water RO membrane element.

Salt Rejection: 96% (min.) · Brine : Permeate ratio: 5 : 1 · Brine/Permeate Flow Ratio: 5 : 1 (for each single element)

The TR-2012-100 is a 2.0 x 12 Inch reverse osmosis membrane for home drinking water applications. It features a spiral wound.

Salt Rejection avg.¹,²: 99.4 % · Brine/Permeate Flow Ratio: 5 : 1 (Flow ratio of brine to permeate for each single element.) · Product Flow Rate¹,²: 1000 l/d (265 gpd)

The TR70-2514-HF is a high-flow reverse osmosis membrane element featuring a crosslinked aromatic polyamide, negative charge material in a spiral wound.

Salt Rejection avg.¹,²: 99.4 % · Brine/Permeate Flow Ratio: 5 : 1 (Flow ratio of brine to permeate for each single element.) · Permeate tube outer diameter: 0.75’’

The TR70-2521-HF is a spiral wound, tape wrap reverse osmosis membrane element designed for high flow brackish water applications.

Brine : Permeate ratio: 5 : 1 · Permeate Tube (ID): 0.75’’ (19 mm) · Permeate Tube Extension: 1’’ (25.4 mm)

This is a Ropur TR70-2540-HF high-flow reverse osmosis membrane element designed for brackish water applications.

Salt Rejection avg.¹²: 99.4 % · Brine/Permeate Flow Ratio (per element): 5 : 1 · Product Flow Rate¹²: 2900 l/d (765 gpd)

The TR70-4014-HF is a high-flux reverse osmosis membrane element with a crosslinked aromatic polyamide, negative charge construction. It offers 99.

Salt Rejection avg: 99.4 % · Brine/Permeate Flow Ratio: 5 : 1 · Product Flow Rate: 5’400 l/d (1’425 gpd)

The TR70-4021-HF is a high-flow, tape-wrapped brackish reverse osmosis membrane element featuring a crosslinked aromatic polyamide construction.

Brine : Permeate ratio: 5 : 1 · Brine/Permeate Flow Ratio: 5 : 1 (for each single element) · Permeate Tube Diameter (A): 0.75'' (19 mm)

TR70-4040-HF is a water-treatment membrane element to compare by feed type, target water quality, membrane area, and operating pressure.

Average Salt Rejection: 99.4%¹ · Minimum Salt Rejection: 98.5%³ · Brine : Permeate ratio: 5 : 1

This fiberglass wrapped reverse osmosis element is designed for seawater applications. It features a negative charge polyamide membrane and offers an average salt...

Salt Rejection (average): 99.6% · Salt Rejection (minimum): 98.5% · Brine : Permeate Ratio: 5 : 1

This Ropur Membranes FR80-2521-S is a 2.5 x 21 inch fiberglass wrap seawater element for reverse osmosis and nanofiltration applications.

Product Flow Rate: 2600 l/d (687 gpd) · Feed Pressure: 55 bar (798 psi) · Test Temperature: 25 °C (77 °F)

This FR80-2540-S is a 2.5 x 40 inch fiberglass wrapped reverse osmosis element for seawater applications.

Salt Rejection (avg.): 99.6% (Average value for 100 elements after 1 hour operation) · Salt Rejection (min.): 98.5% (Minimum performance data for any single element) · Brine : Permeate ratio: 5 : 1

This FR80-4021-S is a 4.0 x 21 inch fiberglass-wrapped seawater element featuring a crosslinked aromatic polyamide membrane with a negative charge.

Salt Rejection avg: 55.0 % · Salt Rejection min: 45.0 % · Brine : Permeate ratio: 5 : 1

This is a 2.5 x 40 inch tape wrap nanofiltration element featuring a cross-linked polyamide composite membrane. It offers a nominal salt rejection of 55.

Salt Rejection avg: 55 % · Salt Rejection minimum: 45 % · Brine : Permeate ratio: 5 : 1

This TR60-2012 is a negative charge nanofiltration membrane element with a spiral wound, tape wrap configuration.

Brine/Permeate Flow Ratio: 5 : 1 (Flow ratio of brine to permeate for each single element) · Product Flow Rate: 8’900 l/d (2’350 gpd) (Product Flow Rate ± 15%) · Feed Flow Rate per Vessel: < 2’200 l/h (10 gpm)

FR70-4040S is a water-treatment membrane element to compare by feed type, target water quality, membrane area, and operating pressure.