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Oct 23, 2025 - 08:26 PM
We’ve provided several answers to questions related to ProTool RO Membrane 4040 Ultra Low Pressure , see some other helpful Q&A related to this product.
Question: What is the operating pressure range for this membrane?
Answer: The 4040 RO membrane operates effectively between 60 psi and 150 psi. This wide pressure range makes the membrane adaptable for various water systems and conditions, which is especially helpful for installations with fluctuating water pressure.
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