Hilti CP 644 firestop collars

Retrofit firestop collar with a galvanised steel housing to help create a fire and smoke barrier around existing pipe penetrations Specifications: - Base materials: Concrete, Drywall, Masonry - LEED VOC: 7.6 g/l - Expansion ratio (unrestricted, up to): 1:17 - Expansion temperature (approx.): 210 °C - Can be painted: No - Product class: Ultimate - Application temperature range: -5 - 50 °C - Storage and transportation temperature r: -5 - 50 °C - Temperature resistance range: -20 - 100 °C - Application: Other Available in 4 versions/sizes - contact us with your required size or item number. - Brand: Hilti