Have You Failed Your Air Tightness Test?
On previous projects where our clients buildings have failed the air tightness test, we have used combined air tightness testing and smoke surveys to record the air leakage paths. On some projects, we have encountered very ‘leaky’ dwellings and commercial buildings, that achieved air leakage rates in excess of 40m3/h/m2 – or 8 times the usual air permeability …








