Thermal-acoustic insulation SP FIRESTOP PLUS SLAB®
stone woolmineral woolpanel

thermal-acoustic insulation
thermal-acoustic insulation
thermal-acoustic insulation
thermal-acoustic insulation
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stone wool, mineral wool
wall, for curtain walls
Technical characteristics
fire-resistant, fireproof
Fire Class
Class A1
with vapor barrier, fire protection

75 mm (2.95 in)


Closing the void. Fire compartmentation is essential within an effective fire prevention strategy. The SP FireStop Plus Slab® is part of the innovative ROCKWOOL SP FireStop System. As a system, it is designed to form cavity fire stops and maintain compartmentation within the building envelope to provide crucial fire resistance. The ROCKWOOL SP FireStop Plus Slab forms part of an overall fire stopping insulation solution. The ROCKWOOL slabs offer a unique lateral compression to facilitate a close fit between substrates within masonry or curtain wall constructions. In line with improving construction development, the SP FireStop System has been successfully tested in conjunction with a Masonry Support System where the system penetrated the SP Firestop. As a medium density stone mineral wool insulation slab, it features foil facing to both sides as well as useful cutting lines to support accurate installation. The ROCKWOOL SP FireStop Plus Slab can be installed horizontally or vertically and is tested to provide fire stopping to larger cavity void sizes. Importantly, it can achieve a fire resistance rating of up to 2 hours in voids of up to 600mm. Accreditations SP FireStop System has been tested and assessed to BS 476: Part 20. BS EN 1366-4: 2006 and classified to BS EN 13501-2. / SP FireStop System is third party approved with LPCB – certificate no. 022b. / Authorised for use in LUL surface and sub-surface premises (LUL Ref: 2244). Reaction to fire - - Euroclass A1 - Fire resistance - - Fire Resistance to BS EN 1366-4:2006


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