Stone Wool

Eryap Group, which brought the American Siding brand to the sector by making the product of first polymer siding in its first facility in Gaziantep, has begun the production of Bonus | Pan brand XPS Extrude Polystyrene Heat Insulation Panel in 2005, in its second facility based in Silivri, İstanbul. Eryap Group, which expanded its product portfolio for a healthier, more durable and safer living spaces, has also taken its place within water insulation products sector by commencing Bonus | Focus Membrane brand Bitumen Waterproofing Sheets in the last quarter of 2007 in its facility in Silivri, İstanbul. It preserves its leadership in the sector by gaining Bonus | Jacketing Heat Insulation System in the end of 2009, Winer brand Polymer Door and Window Systems in 2010, Bonus | Focus Shingle Roof Covering Material in 2011 and finally Bonus | Wooler brand nature-friendly Stone Wool in 2012 to the sector.

BONUS STONE WOOL provides excellent thermal insulation with a low thermal conductivity value, by enabling better dispersion of the air trapped inside of it and its separation from external conditions thanks to its long fiber structure produced through advanced production technology. It creates a peaceful and healthy area of living by absorbing noise and vibration. With its resistance to temperatures above 1000 °C, it is described as a fully fireproof material of A1 class according to TS EN 13501-1 standard and ensures complete fire safety in buildings. Mattress and plate type products are manufactured in accordance with TS EN 13162 and TS EN 14303 standards.