BRTO
Circular protective louvre for duct end installation with welded wire mesh
Damper in combination with walls or floor systems for fire separation of heating, ventilation and air conditioning installations in buildings.
• Fire resistance class EI60S
• Sizes from 100 mm to 630 mm
• Adapted for reuse
• Installed without fire sealant and insulation strip
• No refinishing
• Easy installation from one side of the building
element separating fire cells
• Available in MagiCAD