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FREQUENTLY ASKED QUESTIONS
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If you’re thinking about a new heat pump, here are the key things to know about Gree, Daikin, Mitsubishi, and Samsung systems in Canterbury.
What drives the cost of a heatpump installation?
Unit price Gree or Daikin 2.8 kW high wall: from $1,300
Mitsubishi or Samsung 7 kW with Wi-Fi: $3,500+
Labour & materials Back-to-back install: $850–$1,000
Extra pipe runs, brackets, pumps: $900–$2,000
System type Split: single room, lowest cost
Multi-split: 2–5 rooms, higher cost
Ducted: central system with ducts, highest cost
Electrical upgrades
Older homes may need breaker or isolator: $300–$800
Finance options
Interest-free terms available with Q Card
Spread out payments instead of paying the full amount upfront
Typical price range in 2025
Small bedroom split (2–3 kW): $2,200–$3,000 installed
Lounge split (5–7 kW): $3,200–$5,000 installed
Multi-split (2–3 rooms, 6–8 kW): $4,700–$8,700 installed
Whole-home ducted (8–12 kW): $10,000–$17,000 installed
(All prices NZD, GST incl., based on 2024/25 Christchurch quotes.)
Where does the money go?
Extra labour for long pipe runs, scaffolding, wall coring
Brand choice – Mitsubishi/Daikin cost more, Gree/Samsung offer sharper entry pricing
Energy efficiency – majority of premium models save long-term on power bills
Electrical compliance – safety certs, isolators, weatherproof RCDs
Consents – sometimes needed for apartments or body corp properties
How can you keep costs down?
Choose a back-to-back install where possible
Get the right size unit (don’t oversize)
Book installs in autumn or spring for discounts ($200–$300 off typical labour)
Apply for grants if eligible
Bundle multiple installs to reduce per-unit labour by 10–15%
What do Christchurch customers typically pay?
Popular lounge install
5 kW Mitsubishi, Daikin, Gree, or Samsung high wall
Unit: $2,850 (Wi-Fi, Energy Star)
Back-to-back install: $1,150
Electrical compliance: $220
Total: $4,220 incl. GST
Whole-home ducted
10 kW Mitsubishi or Gree
For a 160 m² four-bedroom with two zones
Supply + install average: $15,500
Often cheaper than four separate high walls
Is a heatpump worth it?
EECA shows single splits pay back in 6–8 winters
Canterbury’s low power tariffs shorten payback time further
Ducted systems take longer to pay off but provide full-home comfort
Ducted also adds resale value and overall home appeal
Why choose Swiss AC?
Correct sizing and brand advice (Gree, Daikin, Mitsubishi, Samsung)
Fixed-price quotes with no hidden extras
Safe, compliant installation by qualified electricians
Ongoing servicing to protect your investment
📞 Call/Text Jan on 027 300 6680