During normal operation, heat loss from {TAIL ~ the solar panel} is reduced by covering the upper side of the absorber plate with an inflatable transparent cover, and also covering {HEAD ~ the rear side} of the panel with an insulating material which can be an inflatable insulating bladder 
During normal operation , heat loss from { TAIL ~ the solar panel } is reduced by covering the upper side of the absorber plate with an inflatable transparent cover , and also covering { HEAD ~ the rear side } of the panel with an insulating material which can be an inflatable insulating bladder
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH