






💧 Elevate your water game with pro-grade filtration power!
The Max Water BW-4040 / TW30-4040 RO membrane is a premium 4" x 40" polyamide thin-film composite filter engineered in the U.S. for brackish water applications. Delivering up to 2400 gallons per day with 99.5% salt rejection, it excels in car wash, industrial, and whole-house setups (with proper system design). ISO 9001 certified and BPA-free, it offers durable, high-performance filtration tailored for North American water conditions.




| Item Dimensions D x W x H | 4"D x 4"W x 40"H |
| External Testing Certification | ISO 9001 |
| Material Type | Polyamide Thin-Film Composite |
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