Heat Pumps in Apartments: Body Corporate Approval & What to Consider

Apartments are great candidates for heat pumps — efficient heating and cooling in a compact footprint. But unlike a standalone house, you usually can't just book an installer and go. Most Auckland apartment buildings are governed by a body corporate under the Unit Titles Act 2010, and installing a heat pump typically needs their approval first.

Why Body Corporate Approval Is Needed

A heat pump's outdoor unit is usually fixed to an external wall or balcony, and installation often means drilling through walls to run pipework and cabling. Under the Unit Titles Act, exterior walls, balcony railings, and shared structural elements are typically common property — owned collectively, not by you alone. Altering common property, even something as small as a bracket and a cable run, generally requires the body corporate's consent before work starts.

How the Approval Process Works

1. Check the body corporate rules first — many buildings have existing by-laws covering heat pumps: approved brands, permitted locations, or a pre-approved installer list.
2. Submit a proposal — include the installer's details, unit make/model, noise rating, and exactly where the outdoor unit and pipework will go.
3. Committee or owners' vote — depending on your by-laws, this may be decided by the body corporate committee or require an ordinary (or special) resolution at a general meeting.
4. Get written approval before installing — starting work without sign-off can mean being ordered to remove it at your own cost.
5. Follow any conditions — screening, colour-matching, or restricted installation hours are common.

Other Things to Consider

• Noise limits — body corporate rules often set a maximum decibel level for outdoor units, which can rule out cheaper, louder models.
• Where the outdoor unit can go — balcony floor, wall bracket, or a shared plant area — each has different approval and installation requirements.
• Balcony weight limits — a wall-mounted or floor-standing unit adds load; your installer should confirm this is within structural limits.
• Condensate drainage — the unit produces water runoff that needs to drain properly, not onto a neighbour's balcony below.
• Aesthetics — many buildings require screening or colour-matching so units aren't visible from the street.
• System size — a single wall-mounted split usually suits one or two rooms; larger apartments may need a multi-split system running off one outdoor unit to keep the footprint small.
• If approval is declined — ask about shared building HVAC systems, or consider high-quality panel heaters as an interim option while you explore alternatives.