■ Decorative radiators ■ Comfortable indoor ventilation ■ Heating and cooling ceilings ■ Industrial air cleaning Technical specification always the best climate Introducing the Zehnder ComfoAir Fit 100 - a central heat recovery unit. The integrated enthalpy exchanger ensures a high degree of heat and humidity recovery. Ideal for flats, holiday homes, and apartments, it adapts effortlessly to both renovation and new construction projects. Combined with the specially designed air distribution components, the Zehnder ComfoAir Fit 100 delivers straightforward and effective indoor ventilation. User benefits ■ Fits lean construction planning: possibility to install the flush-mounting box in advance. Allowing easy installation of the ventilation unit just before residents move in. ■ Versatile mounting: wall-mounted, ceiling-mounted, or wall-integrated. Enjoy rotatable duct connections for personalised setups. ■ Flush mounting: the unit can be discreetly hidden in the exterior wall with a design cover. ■ Limited floor area required thanks to the compact design and the absence of a condensate drain.

The Zehnder ComfoAir Fit 100 offers a straight forward installation process. Thanks to its compact size and versatile installation and connection options it fits More benefits seamlessly into small spaces. ■ High air performance enables application in Choose between wall-mounted, ceiling-mounted, or appartments with demands up to 110 m3/h. even an wall-integrated setup using the flush-mounting box. ■ Silent operation in any residential dwelling, even in urban settings, thanks to top-notch The unit‘s enthalpy heat exchanger eliminates the need centrifugal fans and effective insulation. for a condensate...

Technical data Zehnder ComfoAir Fit 100 Volume flow Control Heat exchanger Level of efficiency Dimensions (L x W x H) Power consumption Max. current draw Electrical connection Filter class Protection class 100 m³/h of 80 Pa 4 fan speeds, automatic, stand-by, filter and fault signal, optional sensor control using humidity and CO2 sensors Crossflow enthalpy exchanger, without condensate drain Up to 83% in accordance with EN 13141-7 821 mm / 465 mm / 216 mm < 45 W 0.2 A 230 V/50 Hz Coarse dust filter set ISO Coarse 65% (Optional hygiene filter set ISO Coarse 65% / ISO ePM1 55%) 1 Application (temperature...

Zehnder design cover Dimensions (H / W / D) Material thickness Fixings Polypropylene (PP), galvanised sheet steel, neodymium magnets Attached to the flush-mounting box with magnets Can be painted with standard wall paint. Zehnder recommendation: apply 2 coats and roughen the surface slightly to help the colour adhere better. S = Straight, outdoor/exhaust air (ODA/EHA) bottom C = Corner, outdoor/exhaust air (ODA/EHA) at the back Enthalpy = enthalpy exchanger L = with supply air left R = with supply air right

ComfoFit CK300 twin duct bend V for vertical 90° bend. Including 4 lip seal

Zehnder ComfoAir Fit 100 is a centralised comfort ventilation unit with heat and humidity recovery with synchronised supply and extract air operation. The comfort ventilation unit is particularly suitable for flats, holiday homes, and apartments. It can be used both during renovations and in new build projects. The casing is made of galvanised and painted sheet steel. The inner lining is made of expanded polypropylene (EPP) for heat and sound insulation. Centrifugal fans with DC motors are particularly resistant to wind loads and enable economical operation with high electrical efficiency. The...

Performance data * * SFP in Wh/m3 determined according to EN 13141-7:2021 cos phi without preheater ** For ceiling suspension with 9.5 mm thick plasterboard

Sound data Sound on pressure side (supply air / exhaust air)*

* Calculation of SFP in Wh/m3 with data measured in accordance with EN13141-7:2022: - Supply air and extract air noise measured in accordance with EN 13053:2019 (values incl. end duct correction) - Noise emission of the housing determined in accordance with ISO 3741:2010 - Sound power level Lw in dB(A) in the reference range 10A-12 W. - Conversion to sound pressure level Lp in dB(A): Subtract 4 dB(A) for a 10 m2 room. To simulate the ceiling situation, a frame is used that is covered with plasterboard (9.5 mm thick) is used to simulate the ceiling situation. The frame with plasterboard is positioned...

Dimensional drawings Ventilation unit Wall-mounted and wall-integrated installation: supply and extract air connections at the front Wall-mounted and ceiling installation: supply and extract air connections at the rear Dimensional tolerances Surface treatment Drawing number Date released Date created Article number Wall-mounted and ceiling installation: outdoor and exhaust air connections at the bottom 3 3 ECM Owner ECM Tolerances according toOwner Owner Date drawn THIS DOCUMENT IS PROPERTY OF ZEHNDER GROUP AG, ALL RIGHTS RESERVED. It may not be submitted for perusal to third parties, either...

Flush-mounting boxes Design cover (supply air connection on the right) Left unit (supply air connection on the left)

Installation scenarios (more examples) Ceiling installation - Renovation Wall-mounting - e.g. in a store room Integration into the external wall with flushmounting box Installation on the balcony - serial renovation, in the thermal insulation system * Please note installation requirements. See installation instructions.

Energy efficiency class Energy efficiency classes according to EU Regulation No. 1254/2014 Energy efficiency classes Manual control without further accessories Control according to local requirements Humidity & CO2 sensor board 400 300 310 Item number Humidity sensor board 400 300 305 ComfortVentilation unit

SEC [kWh/(m2a)j specific energy consumption (cold, average, warm) Type of ventilation unit Type of drive installed Type of heat recovery system Thermal efficiency [%] Maximum flow rate [m3/h] Electric power input [W] Sound power level [dB(A)] Reference flow rate [m3/h] Reference pressure difference [Pa] SPI [W/(m3/h)] Control factor and typology Declared maximum internal and external leakage rates [%] Mixing rate Position and description of visual filter warning Warning on the display of the unit or room controller Warning on the display of the unit or room controller Warning on the display of...