An astm standard c 1153 standard practice for location of wet insulation in roofing systems using infrared imaging describes how to conduct a roof moisture inspection and is also highly recommended reading for anyone doing this type of work.
Roof infrared inspection standard.
1 1 this practice applies to techniques that employ infrared imaging at night to determine the location of wet insulation in roofing systems that have insulation above the deck in contact with the waterproofing.
This practice includes ground based and aerial inspections.
The imager must also have real time control of level and gain settings.
This application standard outlines practices and procedures for specifying and safely performing infrared inspections of insulated roofing systems.