Brand installation guide

Hitachi Air Conditioning Installation London

Hitachi airHome wall-mounted systems can suit customers who want simple, smart and premium domestic cooling options.

Hitachi air conditioning unit guide

Model examples

Hitachi models we can discuss

Exact model code, output and installation route are confirmed after a room survey. The guide below helps customers understand typical domestic sizing before requesting a quote.

  • airHome wall-mounted range
  • Smart comfort options
  • Good for residential rooms

airHome 200

Suitable output depends on heat gain, room size, glazing and installation route.

airHome 400

Suitable output depends on heat gain, room size, glazing and installation route.

airHome 600

Suitable output depends on heat gain, room size, glazing and installation route.

airHome 800

Suitable output depends on heat gain, room size, glazing and installation route.

Quick kW, BTU and room-size guide

2.0-2.6 kW 7k-9k BTU

10-20 m2 - Small bedroom, box room or compact study

3.5 kW 12k BTU

20-35 m2 - Bedroom, home office or medium lounge

5.0 kW 18k BTU

35-50 m2 - Larger lounge, loft room or open-plan space

7.0 kW+ 24k BTU+

50 m2+ - Large spaces or multi-room layouts after survey

This is a guide only. London flats, lofts, glass extensions and south-facing rooms can need different sizing after survey.

Need sizing help?

Send room photos and we will shortlist suitable systems.

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