FF06-3/4AA Honeywell mechanical water filter
Honeywell FF06-3/4AA is a mechanical pre-filter for the main water supply with a mesh flushing system. The insert made of stainless ste Read moreShow less
Honeywell FF06-3/4AA is a mechanical pre-filter for the main water supply with a mesh flushing system. The insert made of stainless steel captures mechanical impurities from 100 microns (including rust, sand). 3/4" connection . The transparent housing facilitates monitoring of contamination, and flushing is done by briefly opening the ball valve, without interrupting the flow of filtered water.water.
Benefits
- Captures sand, sediment and rust particles
- View the cartridge through the clear bowl
- Protects subsequent filtration stages
- Protects tap aerators from sediment particles
Specifications
- Application
- Drinking water
- Connection size
- 3/4″
- Filtration rating
- 100 µm
- Installation location
- Whole-house inlet
- Maximum working pressure
- 16 bar
- Maximum working temperature
- 40 °C
View full specifications
- Model
- Honeywell FF06-3/4AA
- Product type
- Self-cleaning filter
- Solution type
- Whole house / POE
Description
Honeywell FF06-3/4AA is a compact water filter designed for pre-filtration at the main connection. As a mechanical sediment filter, it effectively traps contaminants from 100 microns, such as rust, sand, and fibrous deposits, supporting the entire water filtration system and helping protect fittings, household appliances, and further stages of water treatment, including installations where an RO filter or reverse osmosis system is used. The model with a 3/4" connection is equipped with a stainless steel mesh, a transparent housing for contamination level inspection, and a ball valve for quick flushing without interrupting the flow of filtered water.

Sediment filter for preliminary protection of the water installation
The original Honeywell FF06 was designed for operation on main water connections as the first stage of protection for the installation against mechanical contaminants. Its task is to capture solid particles before they reach fittings, valves, household appliances, and subsequent elements of the treatment system.
The stainless steel filter element retains mechanical contaminants with a size of 100 microns and larger. In practice, this means effective separation of typical deposits present in water installations, such as:
- rust,
- sand,
- hemp fibers,
- other mechanical contaminants present in water.
Thanks to its compact size, the filter can also be installed where installation space is limited.
How the Honeywell FF06-3/4AA works
The filter belongs to solutions with rinsing of the filter mesh. Water enters the filtration chamber and flows into the filter element from the outside. It is on the outer surface of the mesh that mechanical contaminants are retained.
Contaminants collect at the bottom of the transparent housing, making them easy to inspect and remove. To flush the filter, simply open the ball valve briefly. This rinses the filter element and discharges the deposits outside while maintaining the supply of filtered water.
Application and typical installation areas
The FF06 model can be installed in all types of water systems. It performs particularly well in domestic installations, where it helps maintain the proper operation of appliances and the water system, as well as in selected industrial applications.
The FF06 filter is installed:
- in installations where devices requiring protection against contaminants are present,
- in installations where the use of a pressure regulator is not required, at static pressure up to 5 bar,
- in installations where a pressure regulator is installed but cannot be equipped with a filter.
This is a practical solution wherever preliminary water filtration is needed before further treatment stages or before devices sensitive to mechanical deposits.
Scope of application
Working medium: water.
The filter has been designed for drinking water. It can also be used in process installations, but in such applications, operating effectiveness should be assessed each time with regard to the specific medium and operating conditions.
The filter must be installed in a horizontal position, with the filter chamber facing downward. This installation method is important for correct system operation and effective accumulation of contaminants in the lower part of the housing.
Key features and user benefits
- filter certified according to DIN/DVGW,
- easy installation,
- continuous supply of filtered water, also during filter flushing,
- transparent filter housing made of impact-resistant synthetic material, allowing easy inspection of the contamination level of the filter element,
- easy replacement of the filter element and filter housing,
- body with internal and external thread,
- the product meets KTW requirements for drinking water.
Filter design
The FF06 filter consists of the following elements:
- body with internal and external thread,
- threaded connectors,
- fine-mesh filter element,
- transparent housing,
- ball valve,
- box wrench for disassembly and assembly of the filter housing.
Materials used
- housing made of dezincification-resistant brass,
- threaded connectors made of brass,
- filter element made of stainless steel,
- filter housing made of impact-resistant, transparent synthetic material.
Operation and maintenance
Daily use of the filter is convenient and does not require complicated actions. The transparent cover allows quick assessment of the contamination level of the filter element without disassembling the device. When deposits collect at the bottom of the housing, they can be removed by briefly opening the ball valve.
This design reduces service interruptions and makes it easier to keep the installation clean. An additional advantage is the possibility of replacing the filter element and the filter housing, which simplifies further operation.
Technical specification
| Product type | Sediment filter / mechanical pre-filter |
|---|---|
| Model | Honeywell FF06-3/4AA |
| Application | Pre-filtration of water at main connections |
| Medium | Water |
| Intended use | Drinking water |
| Filtration accuracy | 100 microns and above |
| Element type | Fine-mesh stainless steel filter element |
| Connection diameter | 3/4" |
| Installation position | Horizontal, with the filter chamber facing downward |
| Maximum working pressure | 16 bar |
| Maximum working temperature | 40°C |
| Body housing | Dezincification-resistant brass |
| Threaded connectors | Brass |
| Filter housing | Transparent, impact-resistant synthetic material |
| Operation | Flushing by briefly opening the ball valve |
| Certification | DIN/DVGW |
| Compliance | KTW requirements for drinking water |
Questions
What is the Honeywell FF06-3/4AA filter used for?
It is a mechanical pre-filter designed for installation at the main water connection. Its function is to retain mechanical contaminants such as rust, sand, and fibrous deposits before they enter the installation and appliances.
What contaminants does the FF06-3/4AA Honeywell mechanical water filter retain?
The filter captures mechanical contaminants from 100 microns, including rust, sand, and hemp fibers.
Is the water supply interrupted during filter flushing?
No. One of the important advantages of the FF06 model is the continuous supply of filtered water also during filter flushing.
How is the Honeywell FF06 filter cleaned?
Cleaning is performed by briefly opening the ball valve. This rinses the filter mesh and removes the accumulated contaminants to the outside.
In what position should the filter be installed?
The filter must be installed horizontally, with the filter chamber facing downward. This position is required for proper operation of the device.
Is the FF06-3/4AA Honeywell mechanical water filter suitable for drinking water?
Yes. The filter is intended for drinking water and meets KTW requirements for this application.
What connection size does the FF06-3/4AA filter have?
The model is equipped with a 3/4 inch connection.
Does the transparent housing have a practical purpose?
Yes. The transparent housing makes it easier to monitor the contamination level of the filter element on an ongoing basis, making it easier to plan flushing or service activities.
Can the filter be used before a reverse osmosis system?
Yes, as a water filter for preliminary installation protection, it can support the entire water filtration system and limit the flow of larger contaminants to further treatment stages such as a reverse osmosis filter, RO filter, or reverse osmosis.
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