Superior performance and support

Not only is GreenStuf® insulation the non-toxic and environmentally-smarter solution, but our team of experts is also here to help with all your energy efficiency needs

GreenStuf® thermal and acoustic insulation contributes to better indoor air quality, with no formaldehyde binders or airborne fibres. Made from 100% polyester fibre, with a minimum of 50% recycled content and manufactured on a zero waste line, every element—from packaging to product—is recyclable at the end of its life.


Our Solutions

  • Case Studies
  • Blog
  • Video Gallery
  • Technical Documents

Our Resources

Instant access to tools and materials available to broaden your knowledge on GreenStuf


  • H1 calculation Service

    To ensure your project complies with the building code’s H1 Energy Efficiency clause, our insulation experts offer H1 calculations free of charge. As every house and commercial building has different requirements—depending on size, design, and location—we can work with you to help you achieve the best results.Read More Read less

  • Site Sign off

    You may have the best insulation in the market, but a poor install can significantly reduce its performance. It’s crucial to get it right the first time, because once the linings are on you won’t get a chance to go back and fix it. To ensure your project is correctly insulated, our insulation experts can complete a free site sign off. We look for gaps, folds, and tucks–ensuring the right product has been installed in the right place. Once the sign off is complete, we provide a certificate to give you peace of mind.Read More Read less

  • Spec Writing

    To save you time, we can write the GreenStuf® insulation specification for your project. As insulation experts we know our products inside out, so we can ensure every aspect of the specification is accurate and carefully considered. Read More Read less

  • CPD Presentations

    Our expert team offers detailed CPD presentations with NZIA, ADNZ and LBP accreditation both in person and virtually. These presentations can be booked easily online.

Featured Projects

  • Mildred & Co.
    GreenStuf® Autex Acoustic Blanket (AAB)

    Greenstuf® are wholesalers, to find out where you can purchase our product locally, visit out store locator page, below.

    View Project
  • Supreme Award for Redefined Heritage Building
    GreenStuf® Autex Acoustic Blanket (AAB), Cube™, Quietspace® Panel

    Greenstuf® are wholesalers, to find out where you can purchase our product locally, visit out store locator page, below.

    View Project

Our Partners

We partner with industry platforms to make it easier for you to add GreenStuf® in your project spec.

Testimonials from our specifiers

Every product we use has to meet our sustainability guidelines

We use GreenStuf because we like its credentials, and as a product its very good to work with. Sustainability is a very important thing, and is somet... Read More

Making it cooler in summer and warmer in the winter

We now look at the insulation within our buildings to maximize the amount of insulation we can put in, so that the house work environmentally and sea... Read More

certainty of supply and can price projects with confidence

At Insulator we like to respect the spec, and we are always happy to price GreenStuf at tender time. GreenStuf is a premium product that the team lov... Read More

Why is Greenstuf® perfect for your clients?

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    Local and proud

    GreenStuf is proudly made in New Zealand for Kiwi homes.

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    Safer indoor air quality

    GreenStuf does not contain any added chemicals such as formaldehyde-based binders or fibres that can be breathed into your lungs.

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    Fire safety

    GreenStuf polyester insulation has been independently tested and assessed to the relevant fire standards for New Zealand Building Code (NZBC) compliance, including downlights.

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    High performance

    GreenStuf insulation is not affected by moisture, is naturally resistant to insect and vermin attack, and meets relevant requirements of the NZBC.

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    GreenStuf will not settle or reduce its performance over time, and is backed by a 50 year product durability warranty.

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    Safe to touch

    GreenStuf is 100% polyester (like a duvet) so there’s no nasty itching or scratching. It’s completely safe and does not require protective clothing when handling or installing.

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    Recycled content and recyclable

    GreenStuf is manufactured using a minimum of 50% previously recycled polyester fibre (from PET plastic) and is reusable and recyclable at end of life.

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    Breathe easier

    GreenStuf has been independently endorsed by Asthma New Zealand and accepted into their Breathe Easy programme as a product considered safe for New Zealanders living with asthma.

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    GreenStuf is made under tightly-controlled manufacturing processes. To ensure GreenStuf is consistently of the highest quality, Autex Industries employs a team of experts to run a full-scale product testing laboratory on site.