Complete set of cartridges for RO4 DEMI MB20 filter
Set of 10" replacement cartridges for the RO4 DEMI filter. The set includes a sediment filter, a carbon block, and 0.75 liters of MB20 Read moreShow less
Set of 10" replacement cartridges for the RO4 DEMI filter. The set includes a sediment filter, a carbon block, and 0.75 liters of MB20 resin for water demineralization.
Benefits
- Reduces chlorine
- Captures sand, sediment and rust particles
- Protects subsequent filtration stages
Specifications
- Żywotność
- do 6 miesięcy*
- Średnica wkładu
- 2,5"
- Application
- Aquarium, Demineralization
- Cartridge length
- 10″
- Cartridge type
- Cartridge set
- Compatibility
- RO4 system
View full specifications
- Filtration function
- Chlorine, taste and odor reduction, Demineralization, Sediment removal
- Filtration rating
- 20 µm
- Housing standard
- Slim 10″
- Filter media
- Polypropylene
- Product type
- RO cartridge set
- Resin volume
- 0.75 l
- Number of items / cartridges
- 3 szt.
Description
The complete set of cartridges for the RO4 DEMI MB20 filter is a ready-to-use replacement set for reverse osmosis systems, designed for effective post-treatment and demineralization of water. The set includes a 10-inch sediment cartridge, a carbon block, and 0.75 liters of MB20 resin. This set supports the proper operation of the reverse osmosis filter, protects the osmotic membrane, and helps maintain high water quality in the water filtration system.

Complete set for the RO4 DEMI filter
The set has been prepared for the RO4 DEMI aquarium filter and includes three key components responsible for pre-filtration and final post-treatment of water after the reverse osmosis process. It is a practical solution for those who want to conveniently replace the most important filter media in one purchase.
- Aqua Vita FCPS20 sediment cartridge
- Aqua Vita FCCBL10 carbon block
- MB20 Purolite resin cartridge (0.75 liters)
How does this set of cartridges work?
In a system such as an osmosis filter or another water filter based on a membrane, the correct sequence and quality of the individual filtration stages are of great importance. This set is responsible for removing mechanical impurities, reducing compounds that worsen the taste and odor of the water, and for the final demineralization of osmosis water.
1. AQUA VITA FCPS20 sediment cartridge
This is a high-quality cartridge with a filtration accuracy of 20 microns. At this stage, mechanical impurities present in tap water are removed, such as sand, silt, and rust, with particle sizes up to 20 µm.
The cartridge is made of polypropylene nonwoven fabric, which is characterized by very good contaminant absorption. Its structure resembles a foam-like consistency, and its surface contains a large number of open-cell micropores, which promotes effective trapping of solid particles.
The filter has PZH and TUV approvals as well as BPA FREE and PHALATE FREE markings.
2. AQUA VITA FCCBL10 sintered activated carbon filter
The carbon block is essential for protecting the osmotic membrane. Its task is to reduce substances that may lower the efficiency of the reverse osmosis system and worsen the sensory parameters of the water.
The cartridge removes from 98% to 99% of free chlorine, chlorinated solvents, and aromatic hydrocarbons from the water, thereby improving the taste and odor of the water. In addition, it reduces up to 85% of chlorinated pesticides, polyaromatic compounds, phenol, benzene, and organic substances.
The carbon block is distinguished by lower dusting than carbon granules, which is important for stable and clean operation of the filtration system. The filter has PZH and TUV approvals as well as BPA FREE and PHALATE FREE markings.
3. MB20 Amberlite / Purolite resin
The set includes 0.75 liters of MB20 resin, a ready-to-use, homogeneous mixture of anion and cation exchange resins. This media is designed for water demineralization and removal of residual contaminants.
MB-20 resin is used in domestic and industrial devices for post-treatment of osmosis water. It is especially useful where a very high degree of water purity is expected after passing through the osmotic membrane.
Key benefits
- ready replacement set for the RO4 DEMI filter
- the set includes three essential filtration media in one package
- protection of the osmotic membrane thanks to the use of a carbon block
- removal of mechanical impurities down to 20 microns at the sedimentation stage
- effective post-treatment of osmosis water using MB20 resin
- improved taste and odor of the water
- convenient cartridge replacement in the water filtration system
For the reverse osmosis filter to operate effectively and safely for the membrane, the cartridges should be replaced regularly, depending on the quality of the feed water and the intensity of use. Worn pre-filters can reduce filtration efficiency and shorten the service life of the osmotic membrane.
Application
The set is intended for the RO4 DEMI aquarium filter and for applications where effective water treatment and final demineralization are needed. The set works well as a replacement set in installations based on an osmosis filter and a water filtration system using reverse osmosis.
Contents of the set
- 1 x Aqua Vita FCPS20 sediment cartridge
- 1 x Aqua Vita FCCBL10 carbon block
- 1 x MB20 Purolite resin cartridge with a capacity of 0.75 liters
Technical specifications
| Product type | Complete set of replacement cartridges for the RO4 DEMI filter |
|---|---|
| Intended use | RO4 DEMI aquarium filter, post-treatment and demineralization of water |
| Cartridge size | 10 inches |
| Element 1 | Aqua Vita FCPS20 sediment cartridge |
| Sediment cartridge filtration accuracy | 20 microns |
| Impurities removed at the sedimentation stage | Sand, silt, rust, particles up to 20 µm |
| Sediment cartridge material | Polypropylene nonwoven fabric |
| Element 2 | Aqua Vita FCCBL10 carbon block |
| Type of carbon cartridge | Sintered activated carbon |
| Free chlorine reduction | From 98% to 99% |
| Substances reduced by the carbon block | Chlorinated solvents, aromatic hydrocarbons, up to 85% chlorinated pesticides, polyaromatic compounds, phenol, benzene, organic substances |
| Carbon cartridge property | Less dusting than carbon granules |
| Element 3 | MB20 Purolite / Amberlite resin cartridge |
| Amount of resin | 0.75 liters |
| Media type | Homogeneous mixture of anion and cation exchange resins |
| Resin application | Water demineralization and removal of residual contaminants |
| Approvals and markings of the sediment cartridge | PZH, TUV, BPA FREE, PHALATE FREE |
| Approvals and markings of the carbon block | PZH, TUV, BPA FREE, PHALATE FREE |
FAQ
Which device does this set of cartridges fit?
The set is intended for the RO4 DEMI aquarium filter and is a complete set of replacement cartridges for this type of system.
What is included in the set?
The set includes three components: an Aqua Vita FCPS20 sediment cartridge, an Aqua Vita FCCBL10 carbon block, and an MB20 Purolite resin cartridge with a capacity of 0.75 liters.
What function does the sediment cartridge perform?
The sediment cartridge is responsible for trapping mechanical impurities such as sand, silt, and rust. It filters particles up to 20 µm in size, thereby supporting further stages of water treatment.
Why is the carbon block important in the Complete set of cartridges for RO4 DEMI MB20 reverse osmosis filter?
The carbon block protects the osmotic membrane and reduces substances that impair water quality, including free chlorine, chlorinated solvents, and selected organic compounds. It also improves the taste and odor of the water.
How does MB20 resin work?
MB20 resin is a ready-to-use mixture of anion and cation exchange resins designed for water demineralization and removal of residual contaminants. It is used for final post-treatment of osmosis water.
Is this set suitable for post-treatment of water after an osmotic membrane?
Yes, the set was designed specifically for operation in a system where water is purified by a reverse osmosis system and then additionally post-treated and demineralized.
What size are the cartridges in the set?
The set includes 10-inch replacement cartridges for the RO4 DEMI filter.
Do the cartridges have approvals and safety markings?
Yes, the sediment cartridge and the carbon block have PZH and TUV approvals as well as BPA FREE and PHALATE FREE markings.
How often should the cartridges be replaced?
The replacement frequency depends on the quality of the feed water and the intensity of system use. Regular cartridge replacement helps maintain high filtration efficiency and proper protection of the osmotic membrane.
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