A lot of building services engineers and property developers have been talking about the WELL Building Standard recently. Unlike other popular rating systems and building standards, WELL focuses exclusively on how a building affects the health and well-being of the people that occupy it.

It was launched in 2014 and there are already a few hundred registered or certified WELL projects around the world. So far, WELL has been optimised for commercial and institutional office buildings but, through pilot programs, it is expanding to other building types, including residential. While most are in the…