Certified Energy Advisor and Building Science Specialist based in Ottawa with over 12 years of experience in residential energy efficiency. She specializes in Net-Zero retrofits, blower door testing, and navigating the complexities of the Greener Homes Grant for Canadian homeowners.
Sarah MacNeil is a registered Energy Advisor with Natural Resources Canada and holds a Master’s degree in Building Science from Ryerson University. With more than a decade of fieldwork in Zone 5 and 6 climates, she helps homeowners translate complex EnerGuide ratings into actionable renovation plans. Sarah is an expert in identifying thermal bridging and air leakage using thermographic imaging, ensuring that upgrades like attic insulation or window replacements deliver actual ROI. She is passionate about passive design principles and frequently consults on "deep energy retrofits" to help older Canadian homes meet 2030 climate targets. Her writing demystifies the National Building Code (NBC) requirements, making high-performance building envelope science accessible to the average renovator.