The original DUCO filter sets for the DucoBox Energy Comfort D400 are available in 2 variants:
(1) Filter set STANDARD G4 / G4 2 x G4 Coarse 65% Article number: 0000-4989 (=0000-4741)
(2) Filter set SUPERIOR G4 / F7 1 x G4 Coarse 65% + 1 x F7 ePM1 55% The ePM1 55% filter allows less fine particles to pass through and thus has a beneficial effect on air quality (e.g. in case of possible allergic reactions) Article number: 0000-4990 (=0000-4742)
Filter dimensions: 520 x 190 x 15 mm
Compliant with the ISO 16890 standard.
Suitable for a DUCO ventilation unit type DucoBox Energy Comfort D400.
Verify your DucoBox model via the display menu (INFO - DEVICE INFO) or check the dimensions of the ventilation unit to make sure you choose the correct filters.
