The walls and ceiling behind the stage was coated with 1" thick [url="http://jm.com/insulation/building_insulation/products/hig1214dk_insul-shield.pdf"]Johns Manville Insul-SHIELD[/url] and the screen wall was painted black so the wood wouldn't show through the black fabric it would be wrapped with. The soffits and stage walls have 1" thick trim strips added as fabric attachment points. Insul-SHIELD will be added to both.