FX-100-4021 FLOWTRONIX Reverse Osmosys Membrane Filter

Review FLOWTRONIX Reverse Osmosys Membrane Filter Element Inch

The Flowtronix FX-100-4021 Reverse Osmosis Membrane Filter Element is a high-performance filtration component designed to purify water by removing contaminants and impurities through the reverse osmosis process. This particular model is a 20-inch long element, suitable for use in residential and commercial reverse osmosis systems.

The heart of this filter element is the semi-permeable reverse osmosis membrane, which has a nominal pore size of 0.0001 microns. This membrane is capable of rejecting a wide range of contaminants, including bacteria, viruses, heavy metals, and dissolved solids. The membrane's selective filtration properties allow it to produce water that is virtually free of impurities, making it an excellent choice for applications where water purity is paramount.

The membrane is housed within a sturdy, fiberglass reinforced composite housing. This housing is both durable and corrosion-resistant, ensuring that the element can withstand the rigors of continuous use in a reverse osmosis system. The housing also features a convenient inlet and outlet connection design, making it easy to install and maintain.

The FX-100-4021 membrane element is designed for a maximum operating pressure of 87 psi (6 bar), and a maximum feedwater temperature of 85 F (29 C). It has a typical flow rate of 20 gallons per day (GPD) for a 1:1 feedwater to permeate ratio, making it an excellent choice for small to medium-sized reverse osmosis systems.

The element comes with a pre-filter screen to protect the membrane from large particles and debris, ensuring that the membrane has a long service life and remains free from fouling. The element also includes a post-filter to remove any residual chlorine or other taste and odor-causing compounds from the permeate water, resulting in water that is not only pure but also great-tasting.

In summary, the Flowtronix FX-100-4021 Reverse Osmosis Membrane Filter Element is a high-performance filtration component designed for use in residential and commercial reverse osmosis systems. Its semi-permeable reverse osmosis membrane is capable of removing a wide range of contaminants, while its durable fiberglass reinforced composite housing ensures long-lasting performance. With a typical flow rate of 20 GPD, this element is an excellent choice for small to medium-sized reverse osmosis systems where water purity is a priority.

The Flowtronix FX-100-4021 reverse osmosis (RO) membrane filter element is a crucial component in RO systems that remove impurities and contaminants from water. Here are some pros and cons of purchasing this membrane filter element.

1. High Rejection Rate: The FX-100-4021 membrane filter has a high rejection rate for contaminants such as TDS (Total Dissolved Solids), heavy metals, and organic compounds, ensuring that the water output is clean and free of impurities.

2. Long Service Life: This membrane filter has a long service life, typically lasting up to 2-3 years, reducing the need for frequent replacements and saving on costs.

3. Low Maintenance: The FX-100-4021 membrane filter requires minimal maintenance, making it an ideal choice for those who want a low-maintenance water filtration system.

4. Energy Efficient: The RO system using this membrane filter is energy efficient, as it uses the same water that is being filtered for the pre-treatment process, reducing water wastage.

1. Expensive: The FX-100-4021 membrane filter is more expensive than other filter elements, such as carbon block filters. However, its long service life and high rejection rate make up for the initial investment.

2. Not Suitable for Hard Water: This membrane filter is not suitable for use with hard water, as it can lead to scaling and decreased performance over time. It is recommended to use a water softener or pre-filter before using this membrane filter.

The Flowtronix FX-100-4021 reverse osmosis membrane filter element is an excellent investment for those seeking clean, impurity-free water. Its high rejection rate, long service life, low maintenance, and energy efficiency make it a top choice for RO systems. However, it is important to note that it may not be suitable for use with hard water and can be expensive compared to other filter elements. Ultimately, the decision to purchase this membrane filter depends on individual needs and preferences.

If you are looking for a high-performing, long-lasting RO membrane filter that produces clean water, the FX-100-4021 membrane filter is an excellent choice. However, if you have hard water, it is recommended to use a water softener or pre-filter before installing this membrane filter to ensure optimal performance and longevity. Additionally, if cost is a concern, you may want to consider alternative filter options such as carbon block filters or pre-filters.

Details:

Flowtronix FX-100-4021 reverse osmosys membrane filter element 20 x 4 brand new, sealed bags.

specifications waterfilterloc:

• brand: Flowtronix
• mpn: Fx-100-4021
• model: Flowtronix Fx-100-4021
• type: Water Filter
• filtration method: Reverse Osmosis

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• category: Home & Garden > Small Kitchen Appliances > Purification Soda Makers > Water Filters

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• city: lewisville, north carolina
• # reviews: 38096
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offer waterfilterloc:

• in stock #: 1
• availability: in stock
• sold #: 14
• started: january 22, 2026
• price: $150.00
• item condition: New
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• options: ship-to-home

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• time: 30 days
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