Prolonged exposure to water or saturated water vapour in a glazing channel = FAIL
It’s been just a few short years since you had double glazing put in when the owner suddenly notices a clouded effect in between the glass of the double glazed unit. Worse yet, you don’t discover the mould that has developed until much later. Imagine his angst, knowing that the problem is going to cost him a bundle in repairs and untold headaches in trying to get the responsible party to step forward.
It will, inevitably, leave a bad taste in the mouths of everybody involved, from the very frustrated owner to the contract the installer of the IGU'S. Nobody wins. But there is help, check out the infographic below for more!