Service penetration seals are passive fire protection systems designed to maintain the fire resistance of building element or section - wall or floor - where services such as cables, cable trays, pipes or ventilation ducts pass through them. Where cables pass through shafts, walls, slabs, or enter electrical panels or cabinets, openings shall be tightly sealed. FIRSTO firestops are designed to seal multi-cable and cable tray penetrations of fire-rated walls and floors. This organic/inorganic elastomeric sheet is. Flamro offers you approved penetration sealing systems for cable systems as well as pipe and mixed penetration sealing systems, cable ducts, and other fire protection products. Electrical, IT, and telecommunications lines are indispensable for the usage of buildings. To supply the different areas. Coatings for cable fire protection Cable penetrations seals / fire stopping for cables Pipe penetration seals / fire stopping for pipes Mixed penetrations seals / multi-transit fire stops For requests regarding technical documents or test and approval certificates, please use downloads or contact:. AF BAGS are intumescent and ablative fireproof pillows certified under EN 1366-3 for sealing up to EI 240 of cable tray penetrations.