Latest articles by Paul Testa
I'm an architect and here's why eco homes need to pass the Blower Door Test
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
What is a thermal bridge and how can it cause significant damage to your home?
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
What is airtightness and why does it matter?
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
What is a U-value and how are they calculated?
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
What is Part Z? How building regulations proposal could affect self builders
Architect Paul Testa explains how the proposed Part Z could work in lowering carbon emissions from new buildings
EnerPHit: The Ultimate Guide to Passivhaus Standard Retrofit
Meeting the EnerPHit standard is the peak achievement for retrofitting an existing property to be energy efficient. This is what you need to know
Is Liz Truss's energy price freeze only a short-term fix for a long-term problem?
Architect Paul Testa examines criticism of the Energy Price Guarantee amid calls for a national insulation strategy to be urgently introduced
Embodied carbon: Why new construction proposals could impact self builders
Architect Paul Testa explains the problem of embodied carbon within construction and why self builders should be aware of potential new limits
