Air conditioner for 40 m²

A 40 m² room with a ceiling up to 2.7 m and ordinary sun in Čitluk needs about 4.3 kW of cooling.

An indicative recommendation by the watts-per-square-metre rule with corrections. We confirm the exact choice with a free site visit.

Recommended capacity

5 kW

A 5 kW air conditioner: one outdoor and one indoor unit.

Models that fit

For Čitluk, with a ceiling up to 2.7 m and ordinary sun.

Summers are not equally hot everywhere. For the same 40 m² room, with the same ceiling and sun:

3.5 kW: Tomislavgrad
5 kW: Banja Luka, Bihać, Bijeljina, Brčko, Bugojno, Cazin, Čapljina, Čitluk, Doboj, Goražde, Gradačac, Grude, Jablanica, Kiseljak, Konjic, Livno, Ljubuški, Međugorje, Metković, Mostar, Neum, Posušje, Prijedor, Sarajevo, Stolac, Široki Brijeg, Travnik, Trebinje, Tuzla, Visoko, Zenica, Zvornik

Each town's summer design temperature from ERA5 data (2010-2024); the recommendation rises 3 % for every degree above 35 °C.

A ceiling higher than 2.7 m or an attic: about 15% more.
A lot of sun, south-facing windows and large glazing: about 15% more.
Little sun, north-facing with few windows: about 10% less.
If the unit also heats: the heating capacity depends on the insulation, the room's position and the coldest nights in the town. Calculate with heating
Several rooms: we size each room separately, and for a whole flat we suggest a multi split.