Insulating Glass Dewpoint Testing and Dewpoint “glass testing” helps to determine if insulated glass seals are performing well or if they are near a point on a “failure curve”. Test equipment is broght in to test the dewpoint which occurs inside your insulated glass units using an ASTM E546 methodolgy. Insulated Glass Frost/Dewpoint test equipment. The dewpoint inside the insulating glass is a good indicator of the unit’s quality and longevity.

ASTM C1036, ASTM-E77 Test Methods, ASTM E576 Test Methods, Frost/Dew Point of Sealed Insulating Glass Units,