Little Known Facts About Aluminum Spandrel. Am I right in choosing U-factors? I really value your assistance, Morteza On Sat, Aug 17, 2013 at 8:29 AM, Aaron Smith wrote: > Kawneer doesn't seem to have a spandrel panel graph in their Building > detail manual for Clearwall.( > http://www.kawneer.com/kawneer/north_america/en/product.asp?cat_id=1338&prod_id=4156). > http://donovanjubio.blogzag.com/20913613/the-greatest-guide-to-aluminium-spandrel-panel