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We look forward to seeing you at the event. In the mean time, to familiarize yourself with the concepts of Homestar, EnviroSpec and Certified Products, please see below and feel free to navigate other parts of the website.

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Did you know?

EnviroSpec is a website where you can find more eco-friendly products, expecially building and renovation products for your home. 

Envirospec acts as an independent third party for product claims, ensuring the information provided on the website is not greenwash. Moreover, we can offer you all the advice you need when you are building or retrofitting your future 'eco home'. 

Find out more information about key product categories by clicking on the images below:

  Paint                       Insulation                       Solar hot water

  Solar electric                       LED                       Carpets


Have also a look at our Eco-House Quick Guide - 5 tips to improve your home more eco friendly.

Here you can find five easy tips to improve your home and there is more information about how EnviroSpec can help you. 

EnviroSpec Homestar services:

EnviroSpec is a specialised New Zealand company providing a complete range of  Homestar™ services for Homeowners and is effectively a  "one-stop shop" for all your Homestar™ needs. From basic self-assessment support to design consultancy and Homestar Practitioner services, all the way to awarding you an official certificate at the end of your project via our Homestar Assessor services, we have you covered. In addition, all the product knowledge available through the EnviroSpec website strongly complements this process and will ensure your project is as successful as possible.Read more


Homestar™ is a comprehensive, national, voluntary residential rating tool that evaluates the environmental attributes of New Zealand's stand-alone homes, townhouses and apartments in terms of energy, health and comfort, water, waste and more.

With the introduction of a rating system homeowners are able to use Homestar™ to independently demonstrate true value of home performance attributes or any renovations/upgrades. As the market develops and demand increases, homes with a higher star rating will be able to sell for more money.Read more