Max Water 4021 - Heavy Duty, Stainless Steel - Reverse Osmosis Commercial Membrane Housing 4" x 21" (BW-4021)
Product details
| Management number | 229680728 | Release Date | 2026/05/31 | List Price | $65.18 | Model Number | 229680728 | ||
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- Optimal Purity & Performance: The Max Water 4" x 21" BW-4021 RO Membrane is engineered to deliver exceptional water quality, producing up to 1000 gallons per day. It features a remarkable 99.6% impurity rejection rate and operates effectively at a maximum pressure of 600 psi and recommended pressure of 225 PSI, with an Production rate of 1000+ GPD.
- Unmatched Purity and Performance: The Max Water 4" x 21" BW-4021 RO Membrane delivers stable, high rejection of contaminants from high TDS water sources, effectively filters particles down to 1/10,000th of a micron and filtering 99.6% of impurities—including organic, inorganic contaminants, and chemicals—while purifying more water compared to competitive systems.
- Versatile & High Capacity: The Max Water 4" x 21" BW-4021 RO Membrane is designed as a universal filter for whole-house, agricultural, and industrial applications, the BW-4021 membrane delivers a robust capacity of 1000 GPD. It is These commercial membranes come in industry standard configurations to easily fit into existing or new RO systems.
- Durable & Long-Lasting: Shipped dry in a sealed package to maintain peak condition, the BW-4021 Membrane is built for durability, with a life expectancy of 1-3 years based on water quality, temperature, and pressure. Constructed from BPA-free components, it ensures safety for all water filtration needs.
- Note: RO membranes are designed to eliminate contaminants such as heavy metals, minerals, herbicides, and salt from water. Their lifespan can be prolonged by using softened water and performing routine chemical cleaning. However, extremely hard water or water containing solid particles can cause significant fouling, necessitating membrane replacement every 1 to 3 months.
- Trusted Expertise: With 15+ years of experience, we help you choose the perfect membrane for your water needs. Each membrane has a unique purpose and our expert guidance ensures you make the right choice. If you pick the wrong one, our hassle-free exchange policy will get you the correct membrane quickly. We also offer excellent post-sale support for installation, maintenance & troubleshooting. Let us make the process simpler-contact us today for an absolutely hassle-free, no-loss purchase for both parties.
| ASIN | B07V49JBJ6 |
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| Brand Name | Max Water |
| Unit Count | 1.0 Count |
| Item Weight | 3.7 Pounds |
| Manufacturer | Max Water |
| Model Number | 4021 |
| Material Type | Stainless Steel |
| Number of Items | 1 |
| Product Benefits | Provides stable filtration of TDS with advanced membrane technology, resulting in more consistent performance, less frequent cleaning, and longer shelf life. |
| Included Components | 4021 Industrial filteration Reverse Osmosis Membranes |
| Manufacturer Part Number | 104298 |
| Item Dimensions D x W x H | 4"D x 4"W x 21"H |
| External Testing Certification | NSF |
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