The City of Markham has posted a great webpage on home energy retrofits, definitely worth a visit.
A Warm Transformation: Adam and Monica’s Journey to a Greener Home
With their furnace and central air conditioner both nearing their 20-year mark, Adam and Monica attended a Pocket Changemakers Social, hoping for support and inspiration. Today, they are Changemakers themselves, and they’ve joined the growing number of homeowners in the Pocket with a 100% electric home.