siplast-international [239 clicks] :: [->Favorites] An internationally acknowledged expert supplier of roofing and waterproofing products for buildings and civil engineering. Siplast know-how is based on the mastery of our processes. Hence our world leadership status, driven by ongoing research and development of new technologies.
Johns Manville [259 clicks] :: [->Favorites] Johns Manville, a Berkshire Hathaway company, is a leading manufacturer and
marketer of premium-quality building insulation, commercial roofing, roof insulation, and specialty products for commercial, industrial, and residential applications.
GAF Materials Corporation [269 clicks] :: [->Favorites] Founded in 1886, GAF Materials Corporation has grown to be
North America's largest commercial
and residential roofing manufacturer (approaching $2 billion in sales)
Our proud tradition of innovation
and excellence has made us one of the most respected roofing manufacturers
in the world!
Firestone Building Products Company [265 clicks] :: [->Favorites] Our focus to provide complete roofing solutions makes Firestone Building Products Company the driving force in the commercial roofing industry.