Rock wool is the most common insulation used in the USA that is not asbestos Sorry, your browser doesn't support embedded videos. brickbrick2020-05-05T08:07:01-07:00May 3rd, 2020|Education, Home Inspection| Share This Story, Choose Your Platform! FacebookXRedditLinkedInWhatsAppTumblrPinterestVkEmail Related Posts Dryer vents will melt when they are built out of plastic Dryer vents will melt when they are built out of plastic