Toby Cambray
Website URL: https://ggbec.co.uk
One stubborn trope in some corners of green building is that passive house is so focused on energy performance that its advocates ignoring materials. Not so, argues Toby Cambray.
Friday, 06 December 2024 17:20

In defense of fabric

As the grid gets greener and the case for heat pumps as a decarbonisation silver bullet becomes increasingly compelling, questions are starting to be asked about how far we need to go with retrofitting building fabric – or whether we need improve fabric at all. We ignore fabric at our peril, warns Toby Cambray.

Advances in building physics in recent years are leading to an ever-increasing understanding among experts of the risks that a litany of pollutants can pose to building occupants. But this has not stopped vulnerable people from living – and dying - in substandard buildings that exacerbate these risks. Urgent action is needed, Toby Cambray explains, to better communicate and decisively tackle the risks buildings can pose to their occupants.

How flexible can heat pumps be to handle what may be inexactly defined heating demands, asks Toby Cambray?

Friday, 13 May 2022 09:59

How do breather membranes work?

How do underlays manage to let water vapour through while keeping the rain out? Toby Cambray delves into the physics…
Tuesday, 08 February 2022 14:47

Let’s get decarbonisation done

While there is much debate about whether we should prioritise retrofitting homes or installing heat pumps, the climate crisis means we may not have a choice but to do both as fast as possible, writes Toby Cambray.

Friday, 22 October 2021 13:56

On the 3D printing of buildings

Building physics expert Toby Cambray finds himself unconvinced by the merits of a new home in the Netherlands that has been 3D printed with concrete.
Sunday, 25 July 2021 11:21

Measuring humidity, the old school way

A chance purchase on eBay leads buildings physics expert Toby Cambray to admire the aesthetics and mechanics of old scientific instruments.

Wednesday, 21 July 2021 13:23

Do your walls behave like a Jaffa Cake?

Toby Cambray writes on the many lessons that the inimitable biscuit cake can teach us about how building materials deal with moisture.

Wednesday, 13 January 2021 11:00

The condensation myth

Condensation within the structure of buildings is a lot more complex than condensation in a sweaty pub on a Friday night, writes building physics expert Toby Cambray.

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