Not to interupt. Laptop got an STD and has been off line. What are youz attempting to do?? Heat shield, condensate shield, low tempt shied, vapor barrier holdings?? Not to spread around bragging rights, but have been employed by. NASA, Sea World, Living Seas, Disney, M & M Mars, Mayo Hospital, on and on. For heating and cooling insulation consulting. I am sum what knlowladgeable in the field. Hold licenses in heavy commercial and industrial HVAC, controls, and insulation. If I can be of any help,, let me know. 4th generation of HVAC family owned and operated businesses from Tenn to Fl to Alaska. Have contracted with Trane, York, McQuay, Johnson Controls. If I don't know the answer, I will find it.