Used for sealing wall and floor penetrations of flammable pipes made of PP, HDPE, ABS, SAN+PVC, PVC-C, PVC-U. For installation in domestic wastewater drainage networks and stormwater drainage systems. Features: Material: steel, powder-coated with polyester, fitted with intumescent material inserts. Action: during fire, the expansion of the clamp material completely closes the plastic pipes. Resistance class: EI240, according to EN 1366-3, equivalent to fire and combustion gas resistance and thermal insulation of at least 4 hours. Can be installed on vertical walls or ceilings, including on existing pipe networks. Simple and quick installation thanks to the locking mechanism and pre-drilled base plate. Tested in accordance with EN 1366-3 on a standard cellular concrete wall, reinforced concrete slabs and plasterboard.