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Assumptions, sources, stats and facts for reference

All third-part facts and figures that are cited on the Harrisons Solar website have been sourced from reliable independent sources. A full list of these references is available below.

  • Harrisons Solar is New Zealand’s Number One For Residential Solar: This is based on residential home solar connection data from publicly available major electricity ICP (Installation Control Point) of which Harrisons has the largest share. Each ICP has a unique number that identifies it as an individual power connection.
  • How is LG world leaders in solar? The company LG Electronics ranks among the top PV brands and has won numerous awards around the world. See below for some examples:
  • 2016 Top PV Brand Australia - Category Modules - The company LG Electronics ranks among the top PV brands in Australia according to the results of a survey carried out by EuPD Research among installers on brand awareness, customers’ choice and distribution.
  • 2015 Top PV Brand Germany - Category Modules - The company LG Electronics Deutschland GmbH ranks among the top PV brands in Germany according to the results of a survey carried out by EuPD Research among installers on brand awareness, customers’ choice and distribution.
  • Power bills have increased by 118% in nominal terms: Across New Zealand electricity costs have increased for example, between 2000 and 2012 the national residential electricity price increased by 118% in nominal terms. Years 2000-2009 as per published data from the NZ Ministry for Business, Innovation & Employment: average NZ residential price per kWh. Years 2010 - 2012 as per published data from the NZ Ministry for Business, Innovation & Employment: average NZ kWh price for Auckland area, Mercury Energy.
  • How might you be buying the best? We only sell premium brand products that we’re proud to put our name behind.
  • What’s the best solar PV system for your home? It’s a total package containing the quality tier 1 panels you can find from award winning manufacturers, that has been specially tailored for your households’ needs.
  • Can solar power really lower my power bill? Yes solar can lower your power bill but by how much will depend on your unique site setup, your household power consumption, usage habits and so on. Under normal conditions (north facing home, average power bill, and normal consumption habits) the return on investment from solar ranges from 8-12% per annum which is better than having the money in the bank earning interest based on current interest rates.
  • How can I make 100% of the savings when I go solar? This means you’re not leasing your solar system, so whatever savings on your power bill you make from your owned solar system, you get to keep 100% of them. If it was a lease you would only get to save (or keep) a percentage of the total overall savings. If you put solar on our Power to The People Plan, there’s a fixed interest rate of 8.75% per annum over a 5 year term.
  • Fujitsu’s advanced Catechin Filters are approved by the Asthma Respiratory Foundation NZ’s Sensitive Choice® programme. Fujitsu is also a Heat Pump brand recommended by Asthma New Zealand. So you know you’ll be getting the advanced filters you need to reduce the incidence of asthma and allergy triggers in your home. Read more about the Sensitive Choice® programme at
  • Fujitsu has been recognised by EECA, New Zealand’s Energy Saving government institution, by being awarded the ENERGY STAR® mark to more heat pumps than any other manufacturer. EECA’s ENERGY STAR® programme is designed to inform consumers of the top 25% most energy efficient products in every category.
  • According to a study by BRANZ, compared to other electrical appliances used for space heating, heat pumps use electricity more efficiently than other domestic electricity-based heating appliances. View the BRANZ study report PDF here
  • According to ECCA’s Energywise website: Heat pumps are the most efficient way of using electricity to heat your home, but some are more efficient than others.ENERGY STAR® qualified heat pumps are super energy efficient. Read more on ECCA’s Energywise site here
  • How do you get smarter panels – up to 25% more energy with SolarEdge? By connecting a SolarEdge power optimizer to a PV module it becomes a smart module. This allows you to harvest of up to 25% more energy from each module. More information on
  • Enhanced safety with SolarEdge? With SolarEdge whenever AC power is off, DC wires are automatically de-energized. Power optimizers automatically shut down the DC voltage in the PV wires to protect installers, maintenance personnel and firefighters.
  • New Zealand homes are responsible for about 11% of the country’s total energy use and 7% of energy-related emission - Source: EECA
  • Your power bill breakdown infographic stats from NZ Herald -
  • Power consumption infographics stats from HEEP, 2006 -
  • Solar could add value to your property. Research from and Origin Energy found that 85% of Australians identify solar rooftop panels as something which adds to a property’s value. More information on
  • What about damp, moisture ridden homes in New Zealand? According ECCA’s Energywise website, about 30% of homes are damp and the average NZ family produces around 8 litres of moisture in the home each day from activities like cooking, showers and breathing. This is normal and can be managed with the right balance of insulation, heating and ventilation. More information:
  • Asthma Facts and Figures from the Asthma Information: New Zealand has some of the highest rates of childhood asthma in the world. One in four New Zealand children has asthma. This is over 296,000 children. One in six New Zealand adults has asthma. Over 600,000 New Zealanders are affected by asthma and other respiratory conditions: Source:
  • Estimated based on the Census, BRANZ House Condition Survey and Environment Canterbury’s Clean Heat Scheme indicate: 60% of houses (900,000) having ceiling insulation of inadequate thickness when compared to the 1978 building code. 700,000 houses have no, or little, wall insulation; 740,000 houses with suspended floors have no underfloor insulation.
  • The i-vent can improve air quality by expelling unhealthy bugs and allergens. It has an ultra fine, hospital grade micro filter, perfect for trapping nasty bugs and unwanted pollutants.
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