In order to conduct the Infrared Thermography survey in the timeliest, and most professional manner, here is what Midwest Infrared L.L.C. would like you to do in preparation for your upcoming thermographic analysis: Job site preparation Clear and safe access to work area Equipment preparation Equipment to be in normal operation Designated Employee To assist the thermographer such as removing electrical panels, as a guide to inspection locations, and for safety Other Considerations Most outdoors inspections need to be done after sunset, under dry conditions, and wind speeds below 10mph. When inspecting building envelopes, there needs to be a temperature difference of 18°F or more for a reliable inspection.