Original and Alternative Filters for DOMEKT R250F C8
This category includes both original and compatible filters for the ventilation unit
KOMFOVENT DOMEKT R250F C8 with controllers C6.1 and C6.2.
These filters ensure high‑quality air purification, stable system performance, and optimal energy efficiency.
All models fully meet the manufacturer’s requirements and are suitable for quick and easy replacement.
Recommended Filter Sets
For maximum efficiency, the manufacturer recommends the following filter combination:
F7 / ePM1 — supply air filter for outdoor air;
M5 / ePM10 — extract air filter.
This set provides the best balance between filtration quality and energy consumption.
Other combinations are also available:
F7/ePM1 + F7/ePM1 — enhanced purification of supply air —
F7+F7 set
M5/ePM10 + M5/ePM10 — basic filtration for both airflows —
M5+M5 set
Carbon filters — for removing odors and volatile organic compounds —
carbon filter
Specifications of Original KOMFOVENT Filters
F7 / ePM1 Filter
Filter Efficiency: ePM1 60% (ISO 16890)
EN Class: F7 (EN 779:2012)
Size: 278 × 258 × 46 mm
Type: compact filter
Article number: 774300005
M5 / ePM10 Filter
Filter Efficiency: ePM10 50% (ISO 16890)
EN Class: M5 (EN 779:2012)
Size: 278 × 258 × 46 mm
Type: compact filter
Article number: 774132408
Filter Installation
Before replacing the filters, it is recommended to read the user manual.
During installation, it is important to follow the airflow direction — the arrows on the filter must point
towards the rotor (heat exchanger).
Filter Position in R1 and L1 Versions
R1 version — the supply air filter is located on the left;
L1 version — the supply air filter is located on the right.
Why Regular Filter Replacement Is Important
Timely filter replacement ensures:
improved indoor air quality;
reduced load on fans and lower energy consumption;
prevention of dust, allergens, and mold buildup inside the system;
stable and long-lasting operation of the ventilation unit.
The recommended replacement interval is 1–2 times per year, depending on usage conditions.