Description
The First Line 4040 FRP Same Side Port Membrane Housing is a premium-quality fiberglass reinforced plastic (FRP) pressure vessel designed to house a single 4″ × 40″ reverse osmosis membrane. Featuring a same side port configuration, this membrane housing allows both the feed and concentrate connections to be located on the same end of the vessel, simplifying pipework and making installation more convenient in compact reverse osmosis systems.
Manufactured from high-strength FRP composite materials, the First Line membrane housing provides exceptional durability, corrosion resistance, and reliable performance in demanding commercial and industrial water treatment applications. Its lightweight construction and robust design ensure long service life while maintaining leak-free operation under high operating pressures.
Compatible with most standard 4040 RO membranes, the First Line 4040 FRP Same Side Port Membrane Housing is an excellent choice for reverse osmosis systems where space-saving installation and dependable performance are essential.
Features:
- Designed for one standard 4″ × 40″ RO membrane.
- Premium First Line quality construction.
- High-strength fiberglass reinforced plastic (FRP) body.
- Same side port configuration for simplified pipework and compact installations.
- Corrosion, chemical, and UV resistant.
- High-pressure, leak-resistant performance.
- Lightweight, durable, and easy to maintain.
- Compatible with most 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, hospitals, agriculture, and manufacturing industries.









