The composite films may be used with single pane windows or with {TAIL ~ dual or triple pane windows}, or any other window assemblies, and will improve the U Factor of {HEAD ~ the window} 
The composite films may be used with single pane windows or with { TAIL ~ dual or triple pane windows } , or any other window assemblies , and will improve the U Factor of { HEAD ~ the window }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD