KWP is a leading sustainable and ecologically conscious manufacturer of quality wood siding and trim board.
Owens Corning is a leading global producer of residential and commercial building materials, glass-fiber reinforcements and engineered materials for composite systems. A Fortune® 500 company for 60 consecutive years and in business for more than 75 years, Owens Corning is a market-leading innovator of glass-fiber technology with sales of $5.3 billion in 2013 and about 15,000 employees in 27 countries.
Royal Building Products is one of the world's leading manufacturers of premium performance siding and roofing products. Royal's commitment towards state-of-the-art manufacturing technology and facilities has resulted in the most durable solid vinyl siding and roofing products in today's market. Royal's commitment towards quality is demonstrated in its Double Lifetime Coverage and Exclusive Dura Color Protection which represents the best warranty in the business.