Modified Bitumen Data Sheet (APP 160 Smooth) Data Sheet (APP 180 Granule) MSDS Warranty Info Installation Instructions A quality roof installation begins with superior materials! Durable CMI All-Weather™ APP 160 Smooth begins with a combination of atactic polypropylene modified asphalt along with a reinforced non-woven polyester mat provide superior weather resistance. Versatile Ideal for both new construction and re-roofing applications - as a base ply, cap sheet or as a flashing ply in single or multi-ply applications. Superior Performance A durable roofing membrane that meets or exceeds the requirements All-Weather of ASTM D6222 Type 1, Grade S. Cost effective The installed cost of an All-Weather APP 160 Smooth is lower than most single ply systems in the market today. Resilient All-Weather APP 160’s reinforced polyester mat core allows flexibility while resisting splits and tears due to its elongation characteristics. Also available in All-Weather APP 180 Granule The right product for your job.