DuPont FilmTec BW30HR-440i Brackish Water RO Membrane | 8" | iLEC

The BW30HR-440i is an 8" × 40" DuPont FilmTec high-rejection brackish water RO membrane with iLEC interlocking end caps. It delivers 12,650 GPD at 99.7% stabilized salt rejection, combining high productivity with strong contaminant removal for industrial and municipal systems.

Technical Specifications

• Permeate Flow: 12,650 GPD (48 m³/day)
• Stabilized Salt Rejection: 99.7%
• Minimum Salt Rejection: 99.4%
• Active Membrane Area: 440 ft² (41 m²)
• Element Size: 8" diameter × 40" length
• Feed Spacer: 28 mil
• Membrane Type: Thin-Film Composite (TFC)
• Interconnector: iLEC
• Maximum Operating Pressure: 600 psi
• Maximum Operating Temperature: 113°F (45°C)

Key Features

• 12,650 GPD permeate flow
• 99.7% stabilized salt rejection
• iLEC interlocking end caps
• 440 ft² active area
• High-rejection FilmTec membrane

Applications

• Industrial process water
• Boiler feedwater
• Cooling tower makeup
• Municipal water purification
• High-rejection brackish water systems

At KnappRO Chicago we stock genuine DuPont FilmTec membranes with fast shipping from our U.S. warehouse. Need help choosing the right membrane? Contact our team for expert guidance.

Download BW30HR 440i 8" Datasheet