Front upper left window. Substantial heat loss noted to right of plumbing vent.


 
                             
In attic open joint in heat run                        Directly under hot spot on roof
this is not under the hot spot                        open joint main run up to second
                                                                      floor


      
Looks like air leak. This turned out to be caulked up tight the entire height of the seam where addition meets lannon stone wall. This appears to be simply conduction via the stone.


    
Inside view of the above

    
Weather stripping failure base of back door


   
Weather stripping failure base of front door


    
Moisture intrusion bottom right of window. Secondary test with moisture meter confirmed @ 12%