Cost-effective Energy Solution

We provide luxurious, affordable, in-slab underfloor heating, cooling and heat pump hot water to new builds in the South Island of New Zealand.

In-slab underfloor heating

Powered by air-to-water heat pumps generating radiant heat, our systems are very cost-effective.
You’ll love in-slab underfloor heating because… Learn More

In-slab underfloor cooling

We are offering cooling as well. The same heat pump and network of pipes can be used for cooling. You can enjoy a warm winter and a cool summer with warmth.nz underfloor system. Learn More

Heat pump hot water

Air-to-water heat pumps are ideal for domestic hot water heating, swimming pool heating. Compare to electrical water heaters, heat pump hot water is energy (cost) saving from day one. And… Learn More

Power Up with Solar Panels

By combining solar PV energy with an air-to-water heat pump, The home is immediately turned into a giant energy battery by storing the heat energy into the cylinder and the concrete slab. Learn More

Upcoming Events

home show

Canterbury Home ShowFri 16 Apr - Sun 18 Apr. Christchurch Arena, Addington

Free Seminar

The Best Way to Heat Your New HomeWed 28 Apr at 5:30pm. Riccarton, Christchurch

Free Seminar

Upcoming free seminarWed 14 Jul. Christchurch

What People Say

Latest News

Check in to see our latest news about upcoming events, ongoing projects, technical & products information…

Water cylinder temperature. Does it need to be 60 degrees?

It is a very common misconception that water in a cylinder must be at 60 degrees to kill legionella bacteria. Legionella is a naturally occurring organism present in all water. It thrives and multiplies around 35 degrees but is killed […]

Canterbury Home Show

Canterbury Home Show was held successfully from Friday 16 to Sunday 18 October 2020. Thousands of visitors came to Christchurch Arena to get some innovative ideas from over 150 exhibitors. Previous Next Warmth.nz was happy to meet so many new […]

Project at Pasadena Ave, Auckland

There is a lovely home finished recently. 

This workshop is going to be nice and warm~

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Why do I choose warmth.nz

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Whole Home Heating

Luxurious underfloor heating pipes throughout and heats every room

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High Efficiency

Using a range of energy efficient heat pumps with SCOP of 4.88:1

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Simple Control

Thermostatically controlled system - simple and effective

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5 Year Warranty

Long Life System Warranty. Additional one year warranty for heat pump(s)

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Eco Friendly

Minimal waste produced. Using green heat source. No fossil fuels involved

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Almost Zero Maintenance

No ongoing service charge. No ferrous component installed

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NO Buffer Tank

No Additional tank required for underfloor heating system

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No Draught

No hot air blowing around or heating the ceiling first

Our Partners

warmth.nz has worked with these experts in building energy-efficient homes