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Split system installation · Canning Mills

Split system installation in Canning Mills

Up in the forested ridges of the Perth Hills, Canning Mills homes deal with hot, dry summer days and crisp nights - and a split system handles both far better than the tired old units many local houses still run.

  • ✓ Free quotes, upfront fixed pricing
  • ✓ Dual-licensed: aircon + electrical
  • ✓ Workmanship warranty

Split system air conditioning for Canning Mills homes

Canning Mills sits in the Darling Scarp foothills in Perth's south-east, near Roleystone and Karragullen, where bushland blocks and rural-residential properties are the norm rather than tight suburban lots. That setting shapes almost every split install we quote here. Larger blocks often mean the outdoor condenser ends up well away from the room being cooled, so we plan refrigerant line runs carefully to keep the system efficient and avoid performance loss over distance. Mature trees and sloping ground also influence where the outdoor unit can sit safely and stay serviceable.

Housing through the hills is a real mix - older brick-and-tile homes, weatherboard and rendered places, and some newer builds. Plenty of established properties still run an original switchboard with little spare capacity, which is exactly where being dual-licensed matters. Otter Air & Electrical handles the dedicated circuit, switchboard upgrade and the refrigeration work in-house, so you aren't chasing a separate sparky to make the install legal and safe. For two-storey homes, we route discreetly between levels; for sprawling single-storey places, a multi-head setup can cool a master suite and open living zone off one outdoor unit.

A lot of our air conditioning Canning Mills work is straightforward replacements - swapping a noisy, struggling old unit for a quiet, energy-efficient inverter split that copes with both the dry summer heat and the cooler hills nights on reverse cycle. Whether you want one room sorted or a whole-home plan, we'll talk you through sizing, placement and a fixed quote with no surprises.

Installation cost

Split system installation prices in Canning Mills

Real supply-and-installed ranges for a standard back-to-back install (GST inc.). See the full breakdown in our Perth split system cost guide.

Unit size Suits Supply + installed
2kW Nursery, study, small bedroom $1,490 – $2,225
2.5kW Small bedroom, study $1,580 – $2,300
3.5kW Standard bedroom, small living $1,770 – $2,565
4.2–4.6kW Large bedroom, medium living room $2,380 – $3,145
5kW Master bedroom, open-plan living $2,125 – $3,260
6kW Large living or open-plan area $2,185 – $3,525
7kW Large open-plan living/kitchen $2,310 – $3,900
8–8.5kW Very large open-plan zones $2,575 – $4,545
9–9.5kW The biggest single-zone spaces $4,315 – $5,140
Multi-head Several rooms, one outdoor unit $4,500 – $11,000+

We also install around Canning Mills

Otter Air installs split systems right across the Perth metro. Nearby areas we service:

Not your suburb? We cover all of greater Perth — see all areas or read about our split system installation service.

Rated 5.0 from 25 Google reviews

Perth homeowners have trusted us for 10+ years. Here's what they say.

Real five-star reviews from Perth homeowners — see why locals choose Otter Air for air conditioning and electrical work.

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“Excellent Air Conditioning Installation Service! ⭐️⭐️⭐️⭐️⭐️ When looking to install 2 new aircons at my house, I was recommended to use Otter Air & Electrical and I couldn't be happier with the service provided by Matt and his assistant. From the initial enquiry through to the completion of the installation, the entire experience was seamless, professional and efficient. Matt responded promptly to emails, arrived exactly on time as scheduled, highly professional and the whole experience was stress-free. On the quote, he provided a few options with breakdown details of what is included in the price and makes it easier to make the decision. On the day of installation, the process was completed on schedule and I'm very happy with the quality of the work. They took great care to keep the work area clean and tidy throughout the job, and once finished, they thoroughly cleaned up, leaving everything spotless. Thank you very much, Matt and team and I would highly recommend this company to anyone looking for a reliable, professional and efficient aircon company.”

Free split system quote in Canning Mills

We'll size the right unit for your room, give you a fixed, upfront price, and handle any electrical work in-house.

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