Noltex Truss, 8800 E FM 916, Grandview, TX 76050, US

Founded in 1858, Johns Manville is a manufacturer and marketer of commercial roofing and building and roof insulation products. The company serves clients in the commercial, industrial and residential markets. It manages manufacturing facilities in North America, Europe and Asia. The company manages Johns Manville Roofing Systems. Johns Manville also offers membranes, mats, wallcoverings and reinforcements. The company serves the aerospace, automotive and transportation markets. It provides Formaldehyde-free fiber glass building insulation products. In addition, the company offers online square footage calculators. It provides products through contractors and retail stores. The company offers Cryo-Lite, which is a fiber glass blanket. Johns Manville is a part of Berkshire Hathaway.