Dr. Sarah O'Connell is a certified Retrofit Coordinator and Energy Assessor with a PhD in Building Physics. She has 12 years of experience advising on energy efficiency upgrades for period properties. Sarah specializes in heat pumps, insulation strategies, and grant eligibility for UK homeowners.
Dr. Sarah O'Connell is a leading expert in the field of energy efficiency and retrofitting, specifically tailored to the unique challenges of the UK's aging housing stock. With a PhD focusing on thermal dynamics in solid masonry structures, she offers scientifically backed advice that goes beyond standard EPC recommendations. Sarah works as a consultant for government-backed retrofit schemes, helping homeowners navigate the complex landscape of grants like the Boiler Upgrade Scheme. Her expertise is crucial for those debating between air source heat pumps and gas boilers, as she explains the technical necessities of pipework sizing and radiator output. She is particularly vocal about the risks of improper insulation, educating readers on the causes of interstitial condensation and mould in Victorian terraces. Sarah evaluates technologies not just on their eco-credentials, but on their Return on Investment (ROI) and practical viability for modern families. She provides clear, data-driven comparisons of insulation materials, from sheep's wool to PIR boards, ensuring renovations lead to genuine comfort and energy savings. Her writing empowers homeowners to reduce their carbon footprint without compromising the health of their building fabric.