ZZ 330 Foam is intended for fire protection of mixed or single penetrations for temporary or permanent fire resistance of flexible wall structures, rigid wall structures and rigid floor structures with openings through which various cables, conduits / pipes, metal pipes, plastic pipes (perforated or non-perforated steel cable trays and steel ladders). The foam can be used together with other products included in the ZZ-M20 set - polyurethane blocks, the thickness of the fire protection of the penetration must be at least 144 mm or 200 mm (depending on the fire resistance class). The maximum dimensions of the opening in walls or floors recommended for mixed penetrations depend on the type of partition, the support distance of the elements, the sealing height, and are up to 1000x600 mm, but other dimensions are possible, which should be selected according to the ETA-10/0431 guidelines. the following items without or with additional insulation. Characteristics of additional elements. Coatings of pre-insulated pipes Coatings of pre-insulated pipes, in accordance with EN 14303, made of A2L-s1, d0 or A1L class stone wool, in accordance with EN 13501-1, with a minimum density of 90 kg / m3, melting point> 1000 ° C according to DIN 4102-17.

AF / Armaflex Insulation made of flexible elastomeric foam (FEF) in closed cells, in the form of tapes with an adhesive element, classified BL-s3, d0 - including "Armaflex 520" AF / Armaflex (AF / Armaflex adhesive tape). Insulation made of flexible elastomeric foam (FEF) in closed cells, in the form of tapes with a self-adhesive element with the B-s3, d0 classification. Armaflex 520 Aromatic-free polychloroin-based adhesive (special adhesive for bonding all flexible Armaflex insulation materials except HT / Armaflex). FOAMGLAS®-PSH Prefabricated pipe jackets in accordance with EN-14305 made of cellular glass A1L in accordance with EN 13501-1.