PU has been used in housing for some time, here Jane Denny looks at some applications.
Using PU in housing is not a new idea. During the late 1960s and early 1970s, Finnish architect Matti Suuronen built around 100 Futuro homes. His solution stemmed from the philosophy that housing needed to be quick to heat and easy to construct in rough terrain.
Suuronen turned to a polyester-polyurethane insulation system and claimed the house – at 4m high and 8m in diameter – could be heated to a comfortable temperature within half an hour.
In recent years, a number of innovative housing concepts have used PU.
CAS4 modular home
Buenos Aires, Argentina-based CAS4 designed hollow walls into its modular home for PU foam insulation to be sprayed in. Cost wise, CAS4 is about $150 per square foot (£200/m²)
CAS4’s designs range from two module, 270ft2 bedroom cabana designed for a rural lodge to a ten module house with three bedrooms.
T2 homes in Tokyo
Japan, according to the Global Industry Analysts report, is the world’s largest market for prefabricated housing. In response to the country’s demand, the SUS Corporation has modern take on Suuronen’s Futuro idea. The firm developed prefabricated aluminium dwelling units that rely on…