Terms & Conditions

Booking a home assessment, or home energy product supply and install? Download this PDF summary. 

Shopping for DIY warm, dry homes products, and other solutions for sustainable living? Check out our shipping & returns policy here 

Privacy statement

We respect your privacy and your information is confidential. The personal information you supply will be stored securely by Sustainability Trust at 2 Forresters Lane, Te Aro Wellington (or on any offsite Trust-controlled webserver) and will not be used for any other purpose, or passed on to third parties, unless:

  • to comply with any legislative obligations

  • where third parties provide a client with services on our behalf, or assist with delivery of our services

  • to anyone authorised by the client to receive it.

You have the right to ask for a copy of any personal information we hold about you, and to ask for it to be corrected if you think it is wrong. If you’d like to ask for a copy of your information, or to have it corrected, please contact us at, or 0508 78 78 24 (freephone), or 04 385 0500.


On this page you'll find the paperwork you need to confirm your supply and install order, apply for finance or apply for subsidies.

All home energy supply and installs: 

Warm Up New Zealand government funding for 50% of home insulation costs:

Greater Wellington council rates loan scheme

 Sustainability Trust's 0% interest loan 6-12 month repayment plan

Please contact if you have an problems or questions about getting help to create a warm, healthy home.