Water Filter | Water Purifier

FILMTEC TW30-1812-50 AQUA BEST

FilmTec TW30-1812-50 Residential RO Membrane

The FilmTec TW30-1812-50 is a high-quality reverse osmosis membrane designed for residential water purification systems. With a production capacity of up to 50 gallons per day (189 liters/day) and a salt rejection rate of 99.5%, it ensures fresh, clean, and great-tasting drinking water. Its compact design makes it ideal for under-sink RO systems and small household water filtration setups.


Key Features & Benefits

  • High Salt Rejection: Provides up to 99.5% rejection, effectively removing dissolved salts, contaminants, and impurities.

  • Compact Design: Fits standard 1812 residential housings, perfect for under-sink installations.

  • Reliable Capacity: Produces up to 50 GPD (189 L/day), sufficient for household drinking and cooking needs.

  • Durable Performance: Made with thin-film composite (TFC) technology for long-lasting and stable operation.

  • Trusted Brand: Manufactured by FilmTec (DuPont), a global leader in membrane technology.


Technical Specifications

  • Type: Thin-Film Composite Reverse Osmosis (RO) element (for tap/brackish water)

  • Production Capacity: 50 gallons per day (189 liters/day)

  • Nominal Salt Rejection: 99.5%

  • Active Membrane Area: 9 ft² (0.8 m²)

  • Maximum Operating Pressure: 125 psi (8.6 bar) (not 800 psi, that’s for seawater membranes)

  • Maximum Feed Flow Rate: 1.5 gpm (0.34 m³/h)

  • Operating Temperature Range: 41–113°F (5–45°C)

  • Dimensions:

    • Length: 11.75 in (298 mm)

    • Diameter: 1.8 in (46 mm)


Applications

  • Residential under-sink RO systems

  • Drinking water purification

  • Small commercial RO units

  • Ice machines & water coolers

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Product Full Description

Filmtec TW30-1812-50 Reverse Osmosis Membrane – Reliable Residential Water Purification

The Filmtec TW30-1812-50 RO Membrane is a compact yet powerful solution designed to deliver high-quality purified water for residential and small-scale applications. With a production capacity of up to 50 gallons per day (189 liters per day), this membrane ensures a consistent supply of clean, safe, and fresh-tasting water. Featuring a nominal salt rejection rate of 99.5%, it effectively removes dissolved salts, heavy metals, pesticides, chlorine, and other contaminants commonly found in tap water.

Engineered by Filmtec (DuPont/Dow), a global leader in reverse osmosis technology, the TW30-1812-50 combines advanced purification capabilities with a compact design, making it one of the most trusted membranes for household water filtration systems worldwide.


✔ Key Features

  • High Output Capacity – Produces 50 gallons per day (189 L/day) of purified water.
  • Superior Salt Rejection – Removes up to 99.5% of dissolved salts and harmful contaminants.
  • Compact Size – Measures 12 inches in length and 1.8 inches in diameter, fitting standard residential RO housings.
  • Reliable Brand – Manufactured by Filmtec (DuPont/Dow), ensuring quality and performance.
  • Energy Efficient – Operates at lower pressure compared to many membranes while maintaining high performance.
  • Long-Lasting Design – Built for durability and consistent output under varying water conditions.

✔ Why Choose the Filmtec TW30-1812-50 Membrane?

1. High-Quality Drinking Water

This membrane ensures your household has access to crystal-clear and safe water for drinking, cooking, and other daily needs. By eliminating up to 99.5% of salts, bacteria, and impurities, it guarantees water that meets high safety and taste standards.

2. Compact and Space-Saving

Unlike larger membranes designed for industrial use, the TW30-1812-50 is engineered for residential RO systems. Its compact size allows easy installation under kitchen sinks or in small water filtration units without compromising output capacity.

3. Trusted Performance

Filmtec membranes are globally recognized for their precision engineering and consistent quality. The TW30-1812-50 delivers dependable daily output, making it an excellent choice for families who value reliability in their water supply.

4. Efficient and Economical

With its low-energy design, the membrane reduces operational costs by producing more water at lower pressure compared to many competitors. This efficiency extends the life of your overall RO system.

5. Safe for Sensitive Applications

Thanks to its high rejection rate, the membrane is ideal not only for households but also for small offices, medical facilities, and laboratories that require pure, contaminant-free water.


✔ Applications

The Filmtec TW30-1812-50 is best suited for:

  • Residential RO Systems – Providing safe drinking water at home.
  • Small Offices – Ensuring employees and guests have access to purified water.
  • Restaurants & Cafés – Enhancing the quality of water for cooking, beverages, and ice machines.
  • Medical Facilities & Labs – Supplying purified water for sensitive procedures.
  • Aquariums – Maintaining water purity for marine and freshwater habitats.
  • Portable RO Units – Compact design makes it ideal for mobile or travel systems.

✔ Technical Specifications

SpecificationDetails
ModelFilmtec TW30-1812-50
ApplicationResidential & Small-Scale Water Systems
Permeate Flow Rate50 GPD (189 liters/day)
Salt Rejection (Nominal)99.5%
Membrane TypeThin Film Composite (TFC)
Element Length12 inches
Element Diameter1.8 inches
Operating Pressure (typical)~50-60 psi
Operating Temperature4°C – 45°C
Chlorine ToleranceLow – requires carbon pre-filtration

✔ Benefits of Using the Filmtec TW30-1812-50

  • Consistent Daily Output – Produces sufficient water for family use.
  • Improves Taste & Odor – Removes chlorine, pesticides, and organic compounds.
  • Health Protection – Eliminates harmful contaminants such as lead, arsenic, and nitrates.
  • Cost-Effective – Reduces reliance on bottled water and lowers expenses over time.
  • Long Service Life – Durable design ensures performance over extended use with proper pre-filtration.

✔ Conclusion

The Filmtec TW30-1812-50 RO Membrane is a compact, high-performance, and durable solution for residential and small-scale water purification. With a 50 GPD capacity, 99.5% salt rejection, and reliable Filmtec engineering, it guarantees pure, fresh-tasting water every day. Whether you’re installing it at home, in a small business, or in specialized applications like aquariums and labs, this membrane offers outstanding performance with proven reliability.

Investing in the TW30-1812-50 ensures safe, clean, and affordable water for years to come — a trusted choice for households and beyond.

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