Description
The First Line 4040 × 2 element FRP end port membrane housing is a premium-quality fiberglass reinforced plastic (FRP) pressure vessel designed to accommodate two standard 4″ × 40″ reverse osmosis membranes in a single housing. Engineered for commercial and industrial water treatment systems, it provides increased membrane capacity in a compact and durable configuration.
Featuring an end port configuration, this membrane housing provides efficient water flow, secure sealing, and convenient access for membrane installation and replacement. Manufactured from high-strength FRP composite materials, it offers excellent resistance to corrosion, chemicals, and demanding operating environments.
Compatible with most standard 4040 RO membranes, the First Line 4040 × 2 element FRP end port membrane housing is ideal for medium- to high-capacity reverse osmosis systems requiring reliable performance, efficient water production, and long service life.
Features:
- Designed for two standard 4″ × 40″ RO membranes.
- Premium First Line quality construction.
- High-strength fiberglass reinforced plastic (FRP) body.
- End port configuration for efficient water flow.
- Convenient membrane installation and replacement.
- Corrosion, chemical, and UV resistant.
- High-pressure, leak-resistant performance.
- Lightweight yet exceptionally strong construction.
- Durable design for continuous operation.
- Compatible with most standard 4040 RO membranes.
- Suitable for commercial and industrial RO systems.
Specifications:
- Product type: FRP RO membrane housing.
- Model: First Line 4040 × 2 element.
- Membrane size: 4″ × 40″.
- Membrane capacity: 2 × 4040 membranes.
- Housing material: Fiberglass reinforced plastic (FRP).
- Port configuration: End port.
- Port position: End entry/exit configuration.
- Membrane type: Standard 4040 RO membrane.
- Construction: High-strength FRP composite.
- Pressure rating: Suitable for high-pressure RO applications.
- Resistance: Corrosion and chemical resistant.
- Installation: Suitable for horizontal or vertical installation, subject to system design.
- Maintenance: Easy membrane access and replacement.
- Application: Commercial and industrial reverse osmosis systems.
Applications:
- Commercial reverse osmosis systems.
- Industrial water purification plants.
- Borehole water treatment.
- Brackish water desalination.
- Food and beverage processing.
- Pharmaceutical and laboratory water systems.
- Hotels and hospitality facilities.
- Agriculture and irrigation water treatment.
- Manufacturing and process water treatment.
- Medium- to high-capacity water treatment systems.
Why choose the First Line 4040 × 2 element FRP end port membrane housing?
- Higher membrane capacity: Holds two 4040 membranes in one housing, increasing system capacity while saving space.
- Durable FRP construction: Provides excellent resistance to corrosion, chemicals, and harsh water-treatment environments.
- Reliable high-pressure performance: Designed for demanding commercial and industrial RO applications.
- Efficient flow design: End ports provide a practical configuration for efficient water movement through the housing.
- Easy maintenance: Allows convenient membrane installation, removal, and replacement.
- Long service life: Strong composite construction provides dependable performance over extended periods.
- Standard 4040 compatibility: Designed to accommodate widely available 4″ × 40″ RO membranes.
- Cost-effective system design: Two membrane elements in a single pressure vessel can help simplify system construction and piping.








