Key Features

• Premium Commercial Membrane: Our 4040 membrane features an impressive 90 ft² of active membrane area and an optimized 8-pound final product weight, delivering superior durability and performance over inferior alternatives. Expertly engineered by U.S. specialists, this membrane is tailored for North American water quality, ensuring long-lasting and dependable filtration.
• Optimal Purity & Performance: Achieve exceptional water quality with our ULP-4040 4" x 40" RO Membrane capable of producing UP TO 2600 Gallons Per Day, featuring a 99.35% impurity rejection rate, 600 psi Optimum Pressure: 100 psi (80-150) Salt Removal Rate: 99.20% PH levels and salt concentration < 2000 (pH 3-10) Maximum free chlorine tolerance: <0.1 ppm.
• Choosing the Right Membrane: Effectively filter contaminants like heavy metals (fluoride, lead, chromium), organic materials, and harmful minerals with a 0.0001 micron TFC membrane. Each membrane model is designed for specific water qualities, so understanding your water chemistry, pressure, and ppm is crucial for selection. Keep in mind that this membrane type is not suitable for whole-house filtration; a different setup is required for that purpose. Make sure to choose the appropriate model based on your unique water needs.
• Versatile & High Capacity: The ULP-4040 4 x 40 inch RO Membrane is designed for whole-house, agricultural, and industrial applications. This membrane delivers a robust capacity of 2,600 GPD and allows for seamless integration with industry-leading models, including Dow Filmtec AG4040FF, TW30-4040, and GE XLE-4040.
• Advanced and Improved Membrane Technology: Our labs in the United States utilize innovative thin film composite (TFC) membrane technology, engineered to provide superior performance and durability for efficient water filtration and desalination.
• ISO 9001 Certified Quality: Our ULP-4040 Membrane meets ISO 9001 standards, ensuring high-quality manufacturing processes and reliable performance for your water purification system.
• Durable & Long-Lasting: Shipped dry in a sealed package to maintain peak condition, the ULP-4040 Membrane is built for longevity, with a life expectancy of 24 to 36 months depending on water quality, temperature, and pressure. Constructed with BPA-free components, it ensures that no toxic plastic materials are used, making it safe for all water filtration needs.
• Trusted Expertise: With over 15 years in the water filtration industry, Max Water has delivered effective solutions and exceptional customer service to millions of families. Choose Max Water for reliable, high-quality filtration solutions.

Specifications