This post has not been vetted or endorsed by BuzzFeed's editorial staff. BuzzFeed Community is a place where anyone can create a post or quiz. Try making your own!

    How IGUs Can Help You Keep Heating/Cooling Costs Down

    Insulated glass units (IGUs) are helping people both design and save money on heating in the Winter and cooling in the Summer.

    zorritta
    by zorritta

    Community Contributor

    IGUs are pretty remarkable and have been helping people design efficient, greener buildings for more than a century now.

    Want to get your very own quizzes and posts featured on BuzzFeed’s homepage and app?

    Become a Community Contributor.
    promo

    Sign up to get started

    Learn more about Community