Firestop collar for mechanical and electrical system penetrations
AF COLLAR is a firestop collar certified under EN 1366-3 up to EI 240 sealing of mechanical and electrical system penetrations in walls and floors.
The external stainless steel structure can be applied in humid environments while the intumescent strip with high expansive capacity can secure large elements, up to a maximum outer diameter of 600 mm for combustible pipes and 250 mm for insulated metal pipes.
Available sizes: from 30-600 mm
Free expansion: >20:1
Activation temperature: ± 180°C
Electrical cable bundles including corrugated pipes;
Multilayer pipes including bundles;
Metal pipes with insulation;
Class EI 240 (UNI EN 1366-3) rigid floor;
Class EI 180 (UNI EN 1366-3) rigid wall;
Class EI 120 (UNI EN 1366-3) plasterboard wall;
Class EI 120 (UNI EN 1366-3) self-supporting wall;
Class EI 120 (UNI EN 1366-3) sandwich wall;
Class REI 120 (UNI EN 1365-2) fibre false ceiling;
Class EI 120 (UNI EN 1366-3) independent false-ceiling.
Packaging and Storage
Unlimited under normal storage conditions