Stone wool Rockwool SP Firestop OSCB 25mm
Stone wool Rockwool SP Firestop OSCB 25mm
SP Firestop OSCB is installed horizontally and is suitable for cavity widths up to 600mm (OSCB 25) and 425mm (OSCB 44). The product is designed for use only with ROCKWOOL RAINSCREEN DUO SLAB or NyRock Rainscreen 032 and forms an open-state cavity fire barrier within a rainscreen cavity. The product is comprised of a continuous intumescent strip fixed to the leading edge of a foil faced stone wool barrier and encapsulated by a weather-resistant polythene sleeve. The combination of non-combustible insulation with an effective intumescent has been fully tested to ASFP TGD 19 and supports the construction of safe façade systems and aids the design of high-rise buildings over 18m in height while ensuring an appropriate open air space is maintained.
2-4 weeks
Specification
Fire resistance up to 120 minutes
Application
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External walls
Mineral wool for insulating and insulating external walls.
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Frame constructions, ceilings, floors on joists
Mineral wool for insulation and insulation of: floors on a grid, industrial ceilings, ventilated flat roofs, floors on joists on a wooden or steel structure, suspended ceilings, external and internal walls of frame houses and wooden houses.
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Loft
Mineral wool for thermal insulation and insulation in usable and non-usable attics and lofts: above the rafters, between the rafters, under the rafters as well as suspended ceilings and knee walls (so-called dry construction).
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Partition Walls
Mineral wool for insulation and insulation of walls from the inside, construction of partition walls, pre-walls, partition walls and industrial pre-walls.
Dimensions and packing
| Product width [mm] |
Open cavity [mm] |
| 75 | 25 |
| 85 | 25 |
| 95 | 25 |
| 100 | 25 |
| 105 | 25 |
| 115 | 25 |
| 125 | 25 |
| 135 | 25 |
| 145 | 25 |
| 150 | 25 |
| 155 | 25 |
| 165 | 25 |
| 175 | 25 |
| 185 | 25 |
| 195 | 25 |
| 205 | 25 |
| 215 | 25 |
| 225 | 25 |
| 235 | 25 |
| 245 | 25 |
| 250 | 25 |
| 255 | 25 |
| 265 | 25 |
| 275 | 25 |
| 285 | 25 |
| 295 | 25 |
| 305 | 25 |
| 315 | 25 |
| 325 | 25 |
| 335 | 25 |
| 345 | 25 |
| 355 | 25 |
| 365 | 25 |
| 375 | 25 |
| 385 | 25 |
| 395 | 25 |
| 400 | 25 |
