Complete Heat Pump Buying Guide for New Zealand Homes
How to Choose the Right Heat Pump
Selecting the right heat pump for your home depends on several factors:
Room Size
Calculate the area you need to heat/cool. As a general rule:
- Small room (up to 25m²): 2.5kW unit
- Medium room (25-45m²): 3.5kW unit
- Large room (45-65m²): 6.0kW unit
Energy Efficiency
Look for:
- High COP (Coefficient of Performance)
- Energy star rating
- Annual running costs
Installation Location
Consider:
- Wall space availability
- Outside unit placement
- Distance between units
Understanding Energy Ratings
Energy efficiency is measured in several ways: