Architect Paul is the director of HEM Architects and a specialist in low-energy design. HEM Architects are well-versed in designing sustainable, energy-efficient new builds and extension schemes. He has also just completed an eco retrofit to his family home.
He taught the technology course for the MArch in Architecture at Sheffield University, and is a tutor for the Sustainable Architectural Studies Masters course.
Architect Paul Testa explains why new build homes need to take a Blower Door Test to measure the airtightness of their property and meet building regulations
We answer the question 'what is a thermal bridge' and discover ways to design them out of your property to keep your home warm and cosy
Just what is airtightness? In this guide we explain why it is a key ingredient in creating an energy efficient home, what is it and how it is measured
Just what is a U-value? With achieving the highest possible levels of sustainability and performance for our homes now more important than ever, understanding this term is vital for all homeowners
Architect Paul Testa explains how the proposed Part Z could work in lowering carbon emissions from new buildings
Meeting the EnerPHit standard is the peak achievement for retrofitting an existing property to be energy efficient. This is what you need to know
Architect Paul Testa examines criticism of the Energy Price Guarantee amid calls for a national insulation strategy to be urgently introduced
Architect Paul Testa explains the problem of embodied carbon within construction and why self builders should be aware of potential new limits
It feels crazy to be in a position that a national retrofit strategy isn’t in place and working at full capacity, says Paul Testa