Genuine Manufacturer Replacement: The Axeon HF4-2540 model 850 GPD RO Membrane is an authentic, high-quality replacement element designed to fit the Axeon HF4 commercial reverse osmosis systems High Rejection Rate: Manufactured using the industry's leading thin film composite (TFC) technology, the HF4-2540 RO membrane effectively removes up to 99% of contaminants for commercial applications High Flow Rates: With a 850 GPD flow rate, this reverse osmosis membrane provides optimal water filtration for high-demand commercial applications and provides consistent water quality Individually Tested for Quality: Each membrane undergoes 100% vacuum integrity testing to guarantee durability and consistent results Extra Low Energy RO: The Axeon HF4-2540 model is a low energy commercial RO membrane that achieves high rejection rates, while maintaining high flow rates at 100 PSI The Axeon HF4-2540 850 GPD RO Membrane is a genuine, high-quality replacement element designed for use with Axeon HF4 commercial reverse osmosis systems. Manufactured with advanced thin-film composite (TFC) technology, this membrane provides a high rejection rate, effectively removing up to 99% of contaminants, ensuring optimal filtration for high-demand commercial applications. With a flow rate of 850 GPD, the HF4-2540 model maintains excellent water quality while offering extra-low energy consumption at 100 PSI. Each membrane undergoes 100% vacuum integrity testing, ensuring durability and consistent performance. Designed for systems such as the AXEON BT-1500, BT-2000, HT-1500, and HT-2000, the HF4-2540 membrane is built for reliable, long-term use and should be replaced every 24 months, or as needed. Its dimensions are 40" x 2.5".