WHAT SIZE AIR CONDITIONER DO I NEED?

If you’re trying to work out what the correct size of your ducted or wall mounted split system should be, try our new room sizing guide calculator below.

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Other FACTORS THAT CAN AFFECT SIZING

  • Insulation
  • Window sizes
  • Blinds and curtains
  • Climate

To determine the size of the area you are wanting to install air conditioner in, simply multiply the width of the room by the length of the room.

size of room

Once you have the size of the area that you are wanting to install the air conditioner in, follow the guide below to determine your approximate KW range. Other factors apply as shown on the calculator above, both of these methods should be used as a guide only.

2.6KW RANGE SUITABLE FOR ROOMS APPROX 10 – 20 SQ METERS

  • Bedrooms
  • Study
  • Small lounges
  • Small kitchens
  • Small offices

3.5KW RANGE SUITABLE FOR ROOMS APPROX 20 – 30 SQ METERS

  • Bedrooms
  • Bedrooms with ensuites
  • Study
  • Small lounges
  • Mid-sized kitchens
  • Small rooms with high ceilings
  • Offices

5 – 6KW RANGE SUITABLE FOR ROOMS APPROX 30 – 45 SQ METERS

  • Large bedrooms
  • Bedrooms with ensuites
  • Study
  • Mid-size lounges
  • Large kitchens
  • Mid-sized rooms with high ceilings
  • Offices

7 – 8KW RANGE SUITABLE FOR ROOMS APPROX 45 – 65 SQ METERS

  • Large lounges
  • Large open plan areas
  • Small shops
  • Offices

Struggling with a complicated split system installation? Not sure what you need?

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Customer Reviews

I recently had Direct Air handle the installation of a split system air conditioner, and I couldn’t be more impressed. from the initial consultation, their team demonstrated a high level of expertise and attention to details. They patiently answered all my questions and provided a clear, competitive estimate.

Sarah Anderson

Casula, Sydney

Direct Air did a fantastic job installing my air conditioner. The team was friendly, fast, and knew exactly what they were doing. everything went smoothly, and I’m very happy with the result. I would definitely recommend them.

Emily Rogers

Blacktown, Sydney

The team at Direct Air was great to work with. they explained everything clearly and help me choose the best air conditioning system for my home. The installation was done quickly, and they make sure everything was working perfectly before leaving. I’m really happy with their service!

James Thompson

Surry hills, Sydney

Direct Air made the whole process so easy. They show up on time, did a great job with the installation, and left everything clean and tidy. The staff was friendly and professional. I’m very happy with how everything turned out!

David Miller

Burwood, Sydney