Toray TMG20D-440 BWRO Membrane

Original price was: 685 $.Current price is: 625 $.

The Toray TMG20D-440 BWRO Membrane is a high-quality membrane element designed for treating municipal, industrial, or process water. The product is available in 4”, 8”, and 16” sizes and can be used in multiple membrane systems. The membrane’s advanced cross-linked polyamide thin-film composite technology provides excellent salt rejection and low energy consumption.

The product’s compact design and high flux rates make it ideal for commercial applications, where space is often limited. The Toray TMG20D-440 BWRO Membrane is a cost-effective solution that delivers high-quality water and meets the demands of modern water treatment facilities.

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Product details

Toray TMG20D-440 BWRO Membrane is a versatile membrane element that can treat municipal, industrial or process water. It is available in 4”, 8”, and 16” sizes, making it suitable for use in multiple membrane systems. The 4” membrane type is perfect for commercial applications.

1. Membrane Type Cross Linked Fully Aromatic Polyamide Composite
2. Test Conditions Feed Water Pressure Feed
Water Temperature Feed
Water Concentration
Recovery Rate
Feed Water pH
150 psi(1.03MPa)
77°F (25°C)
2000 mg/l Nacl
3. Minimum Salt Rejection 99.0%
4. Minimum Product Flow Rate 2,400gpd (9.1m³/d) (TMG10D)
10,300gpd (39.0m³/d) (TMG20D-400)
11,200gpd (42.4m³/d) (TMG20D-440)


Type DiameterInch Membrane Area ft² (m²) Salt Rejection% Product Flow Rate gpd(m³/d) Feed Spacer Thickness mil
TMG20D-440 8” 440(41) 99.7 13,300(50.3) 28


  • Maximum Feed Water SDI15: 5
  • Maximum Operating Pressure: 365psi (2.5 MPa)
  • Maximum Feed Water Temperature: 113°F (45°C)
  • Feed Water Chlorine Concentration: <0.1ppm
  • Feed Water pH Range, Continuous Operation: 2-11
  • Feed Water pH Range, Chemical Cleaning: 1-12
  • Maximum Pressure Drop per Element: 20psi (0.14 MPa)
  • Maximum Pressure Drop per Vessel: 60psi (0.4 MPa)

Typical applications

  • Process water
  • Municipal industrial
  • Commercial applications

Downloadable PDF

Toray TMG20D-440 BWRO Membrane (English)