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RO membrane flushing kit. It allows for the washing out of deposits from the RO membrane, extending its lifespan by up to several years.
FR-FLUSH is a practical reverse osmosis (RO) membrane flushing kit with a BY-PASS bypass, installed at the flow restrictor. It enables regular flushing of deposits from the membrane, helping maintain efficient system operation and potentially extending the membrane lifespan by up to several years. This is a solution for users who want to take better care of their RO system and reduce the buildup of contaminants on the membrane.

The FR-FLUSH kit is designed for periodic flushing of the RO membrane in reverse osmosis systems. Its purpose is to make it easier to remove accumulated deposits that may settle on the membrane surface during standard system operation.
Thanks to the BY-PASS bypass, during flushing the water can flow to the drain without restriction, which allows the membrane to be flushed under high pressure and supports its proper operation.
During RO system operation, deposits may accumulate on the membrane. Regular flushing helps remove them before they begin to negatively affect the system's performance. In the FR-FLUSH kit, this process is carried out by opening the BY-PASS valve while the system is operating.
After opening the bypass, water can flow freely to the drain, which intensifies the flow and allows the membrane to be flushed effectively. After the process is complete, the valve should be closed so the system can return to normal operation.
The kit is installed at the flow restrictor. Installation requires maintaining the correct flow direction and using an existing or newly purchased restrictor.
The kit does not include a flow restrictor. You should use your existing restrictor or purchase a new one available in the store's offer. Before installation, it is worth making sure that the component is compatible with the RO system being used.
The membrane should be flushed 1 to 2 times a month while the system is operating. To do this, open the BY-PASS valve so that water can flow to the drain without restriction. After about 2 minutes, the valve should be closed.
This action allows the RO membrane to be flushed under high pressure and is a simple part of regular maintenance for the water treatment system.
Flushing should be performed while the system is operating. If you are not sure about the correct connection of the kit or the flow direction, it is worth consulting installation with a service technician or someone experienced with RO systems.
| BY | PASS |
|---|---|
| Manual opening and closing of the BY | PASS valve |
| Manual opening and closing of the BY valve | PASS |
| Product type | Membrane flushing kit |
| Application | RO membranes in reverse osmosis systems |
| Function | Flushing deposits from the RO membrane |
| Bypass type | BY-PASS |
| Installation point | At the flow restrictor |
| Flow restrictor included | No |
| Flushing operation | Manual opening and closing of the BY-PASS valve |
| Recommended flushing frequency | 1–2 times per month |
| Recommended duration of one flushing cycle | About 2 minutes |


The membrane is one of the most important components of a reverse osmosis system. It is responsible for effective separation of contaminants from the water. Regular removal of deposits can help maintain its efficiency and reduce the risk of premature wear.
The FR-FLUSH kit does not replace periodic replacement of worn consumable components, but it provides practical support for ongoing maintenance of the RO system. It is a simple solution for people who want to take better care of their water filtration system.
The kit is used for flushing the RO membrane in a reverse osmosis system. It helps remove deposits building up on the membrane and supports proper operation of the entire system.
Yes, regular membrane flushing can extend its lifespan by up to several years. However, durability also depends on water quality, intensity of use, and the overall condition of the RO system.
No. The kit does not include a flow restrictor. You should use your existing component or purchase a new one compatible with your installation.
The kit is installed at the flow restrictor near the membrane housing. During installation, the correct flow direction indicated by arrows on the components must be maintained.
It is recommended to perform flushing 1 to 2 times per month. This frequency helps remove deposits and supports ongoing maintenance of the RO membrane.
One flushing cycle should last about 2 minutes. After that time, the BY-PASS valve should be closed so the system can return to normal operation.
Yes. According to the recommendation, the membrane should be flushed while the system is operating by opening the BY-PASS valve so that water can flow to the drain without restriction.
The most important thing is to connect the components correctly according to the flow direction and properly install the restrictor on the red tubing. Before starting work, the water supply to the system must be disconnected.
The product is intended for reverse osmosis systems with an RO membrane, but before purchase it is worth checking compatibility with your installation, especially regarding the installation method and the flow restrictor used.
RO membrane flushing kit. It allows for the washing out of deposits from the RO membrane, extending its lifespan by up to several years.