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Ozmosis Brand 4″ x 40″ Extra Low Pressure / Extra Low Energy – Universal Membrane
Optimal Pressure 100 PSI (80-150PSI)
Its Average GPD is 2,600
Salt Rejection Rate 99.7%
Operating at 225 psi (pounds per square inch)

The Coastal Water Filters BW-4040 BW30-4040 HP RO membrane appears to be a high-quality reverse osmosis membrane designed for brackish water desalination. Here are some key features and benefits of this product:

Premium Reverse Osmosis Membrane: This membrane is designed to provide exceptional water purity, making it suitable for top-tier brackish water desalination applications. Reverse osmosis is a process that removes impurities and contaminants from water by forcing it through a semi-permeable membrane, making it an effective method for producing clean water.

High Water Production: The membrane has an impressive capacity of approximately, 2600 gallons per day (gpd). This high water production rate makes it suitable for applications where a reliable source of clean water is required in significant quantities.

Energy Efficiency: Operating at 225 psi (pounds per square inch) with 99.7% salt rejection, this membrane is not only efficient at removing salts and impurities but also saves on electricity costs compared to similar products. High salt rejection means it effectively removes salts from the water, improving water quality.

Versatile Applications: The membrane is versatile and can be used in various settings, including car washes, whole-house reverse osmosis systems, and commercial setups. This versatility makes it suitable for a range of applications where water quality and efficiency are essential.

Optimal Pressure: Achieve peak performance with the XLE-4040 membrane’s optimal pressure of 100 psi (with a range of 80-150 psi), striking the perfect balance between high productivity and energy efficiency for your water purification needs.

When considering purchasing a reverse osmosis membrane, it’s essential to ensure that it meets your specific water purification needs and is compatible with your system. Additionally, you may want to check if there are any warranties or maintenance requirements associated with the product to ensure its long-term performance.

Additional information


Coastal Water Filters

Item model number

BW30 4040


‎4" x 40"

Flow Rate

‎1.8 Gallons Per Minute

Product Dimensions

‎4 x 4 x 40 inches

Country of Origin



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