Vontron Orginal ULP21-4040 RO Membrane Low Price 2026
22,000৳ Original price was: 22,000৳ .18,000৳ Current price is: 18,000৳ .
High-Quality Vontron ULP21-4040 RO Membrane Orginal
Product Short Description
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Model: Vontron ULP21-4040
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Type: Ultra-Low Pressure Polyamide Thin-Film Composite
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Capacity: High output for commercial and industrial use
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Salt Rejection: 99.0% – 99.5% (Perfect for local hard water)
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Ideal For: Factories, offices, and commercial water purification in BD
Tackle Bangladesh’s Hard Water with the Vontron ULP21-4040 RO Membrane
If you are running a business, restaurant, or factory in areas like Bangladesh’s All Division, you already know the daily struggle with high TDS, iron, and heavy metals in both WASA supply and deep tube-well water. The Vontron ULP21-4040 RO Membrane is engineered exactly for these tough local conditions. Designed for ultra-low pressure, it delivers premium purification while keeping your electricity bills in check—a major advantage for our local industries.
Filtration Process
The reverse osmosis process in this element is highly advanced. Pressurized water is pushed through micro-porous layers, completely stripping away dissolved solids, arsenic, and chemical impurities that are common in our local water tables. This makes it an essential upgrade for any commercial setup, including complex Sewage Treatment Plants (STP) and Effluent Treatment Plants (ETP) requiring reliable membrane bioreactor compatibility.
Features
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Low Energy Consumption: Operates on ultra-low pressure, saving electricity—perfect for areas facing occasional power fluctuations.
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Maximum Salt Rejection: Eliminates up to 99.5% of dissolved salts, easily converting brackish ground water into sweet water.
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Universal Fit: Seamlessly fits standard 4040 housings, making it the best electric water filter replacement part for your current setup.
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Heavy-Duty Durability: Built to withstand continuous, high-capacity commercial use without frequent tearing or fouling.
Technical Specifications
| Feature | Specification |
| Product Model | Vontron ULP21-4040 |
| Material | Polyamide Thin-Film Composite |
| Active Surface Area | 85 ft² (7.9 m²) |
| Permeate Flow Rate | 2,400 GPD (9.1 m³/d) |
| Stable Salt Rejection | 99.0% |
| Testing Pressure | 150 psi (1.03 MPa) |
| Max Operating Temp | 45°C (113°F) |
Health Benefits of Pure Water
Clean water is non-negotiable for public safety and employee health. By utilizing this membrane, you ensure your water output strictly complies with global safety benchmarks, including the WHO Drinking Water Standards. It completely blocks harmful pathogens and waterborne bacteria, delivering safe, pure hydration for everyone on site.
Maintenance and Longevity
In our local environment, high iron content can quickly damage standard filters. However, with proper pre-filtration (using good sediment and carbon blocks) and routine backwashing, the Vontron ULP21-4040 RO Membrane Best offers exceptional longevity. Regular monitoring of your system’s TDS and timely flushing will prevent scaling, ensuring your investment pays off over years of continuous service.
Why Choose Us
At Waterela, we understand the specific water challenges faced across Bangladesh, from Uttara residential areas to heavy industrial zones. We provide 100% authentic purification components that help your business maintain compliance with the BSTI Drinking Water Standard. When you choose us, you get reliable after-sales support, technical guidance, and the peace of mind that your water treatment plant will operate flawlessly.
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Vontron ULP21-4040 RO Membrane (FAQ)
Q: Can the Vontron ULP21-4040 RO Membrane handle the high TDS water found in industrial zones like Tongi?
A: Yes, it is specifically designed to tackle heavy industrial and brackish water. Its high-efficiency rejection rate easily purifies elevated TDS levels found in local deep tube wells, bringing it down to safe, drinkable levels.

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