Warm and Cool helps people to build homes that are continually warm and healthy with low running costs.
We ban winter from New Zealand homes.
Don't leave your plans out in the cold.
Dunedin's Heating Show Room
223 Kaikorai Valley Rd, Dunedin
NEW! Retrofitted In-Floor Heating
We are please to announce that in-floor heating can now be retrofitted into existing homes - both old and new more
Solar Powered Electric Car
now a reality!
Power your car on free energy from the Sun or cheap night rates and slash your vehicle running costs. more
Photo Voltaic Solar Electricity
• Grid • Off-Grid • Reduce Power Bills
• Clean & Green more
Aerothermal in the media
NZ House & Garden discusses heatpump powered central & hot water heating more
Supporting southern youth achievement more


At last! An affordable heating solution...

Infloor/Central heating
Hot water heating
Efficient low-cost energy

There is no better choice!

Learn more

The new Mt Cook Hermitage uses our SunFlow infloor system, with no complaints. How cold is it where you are building?
At Warm and Cool our purpose is to educate people on how to live in a healthy, comfortable and economic environment. We help people to build homes that are continually warm and healthy with low running costs. Don't leave your plans out in the cold. Talk to us before you build.

Warm and Cool has over 25 years experience having installed over 800 Water Fed Floor based Central Heating systems in Otago and Southland. We use the latest Heat Pump Technology to heat your home & hot water with an option for Solar assist. Warm and Cool also has experience in other energy sources.

Our Core Values

Infloor Heating - Central Heating - Heat Pumps

Water-fed heated floors radiate warmth from the floor up as opposed to most other heating forms of heating that create a build up of heat at ceiling height. Rather than just heating the air, radiant warmth heats the floor, the carpet, the furniture, the walls... and you.

Learn more: Infloor / Central heatingHot Water Heat Pumps

Water Heating - Solar and Heat Pump

Domestic water heating makes up a large portion of your monthly energy bill. Solar and heat pump technologies can reduce the cost of water heating by up to 80%. We use high quality systems designed for the harshest extremes of weather in NZ to provide effective long-term savings.

Learn more: Solar hot waterHeat Pump hot water

HRV Ventilation

Don't be fooled by the high-pressure sales pitch. Only true heat recovery ventilation can retain up to 90% of the heat you have already paid for instead of pumping it out of your home like positive-pressure systems. Ventilate effectively with a balanced genuine heat recovery system.

Learn more: HRV Ventilation

Photo Voltaic (PV) Solar Electricity

Solar electricity has arrived as an effective and affordable economic choice for the average NZ home owner. Advances in technology and reductions in the price of quality components have turned solar electricity into a sound investment with good returns that are tax and GST free!

Learn more: Photo Voltaic Solar Electricity

Case study: Mitsubishi Electric - Complete family home system

Warm and Cool




PH: 03 453 1010

PH: 03 442 0813

Panasonic Air Conditioners SunFlow Solar Hot Water Toshiba Air Conditioning SunFlow Heating Conergy Cleanaire Heat Recovery Ventilation Mitsubishi Electric Emmeti

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