Mammoth Insulation

The modern answer to warmer, healthier homes

Mammoth™ is made from polyester to create a healthy home environment. Polyester insulation is safe, fit for purpose, environmentally friendly and free from insecticides and glues.

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Safe & easy-to-handle polyester

Mammoth™ won’t irritate your skin when you touch it - in fact it’s made from the same material you find in many pillows and duvets.

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Made in New Zealand

All our Mammoth™ products are made in New Zealand at our factories in Auckland and Milton.

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Made using recycled material

Mammoth™ is made in New Zealand using fibres from recycled plastic bottles and is itself 100% recyclable.

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For Homes

Whether you're building or renovating, Mammoth™ polyester insulation is the modern answer to creating your warm, healthy and energy efficient home.
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For Trade

You can get Mammoth™ through your building merchant and install yourself or use our trained and professional Mammoth™ Install team.
Meet a Mammoth™ rep