Certificates and Standards
Rocksilk® RainScreen FFCB
- Part of our tested rainscreen cavity system providing fire resistance for up to 90 minutes integrity and insulation.
- Is installed after Rocksilk® RainScreen Slabs are in place, meaning that the slabs do not need to be cut away, reducing waste and increasing efficiency on-site.
- Barrier thickness does not change no matter the thickness of Rocksilk® RainScreen Slab, ties can be cut to suit.
- Holds a third party certificate by KIWA (IFCC2054).
Applications
Rocksilk® RainScreen FFCBRock Mineral Wool
Description & Details
Rocksilk® RainScreen FFCB is a patented cavity barrier manufactured from rock mineral wool, that is designed to be face-fixed to Rocksilk® RainScreen Slab as the masonry façade is constructed. It is part of our rainscreen cavity system with Rocksilk® RainScreen Slabs that provide fire resistance for up to 90 minutes integrity and insulation (EI90). It is manufactured using our unique plant-based binder, ECOSE® Technology.
- Part of our tested rainscreen cavity system providing fire resistance for up to 90 minutes integrity and insulation.
- Is installed after Rocksilk® RainScreen Slabs are in place, meaning that the slabs do not need to be cut away, reducing waste and increasing efficiency on-site.
- Barrier thickness does not change no matter the thickness of Rocksilk® RainScreen Slab, ties can be cut to suit.
- Holds a third party certificate by KIWA (IFCC2054).
- Suitable for vertical and horizontal applications, including with masonry support brackets.
Masonry cavity walls
Documents
EN
| Product Data Sheet | ||
|---|---|---|
Rocksilk® RainScreen FFCB Datasheet.PDF /
- /
960.00 KB /
5 pages | ||
| Brochure | ||
|---|---|---|
Knauf Insulation Solutions Guide UK.PDF /
- /
21.46 MB /
167 pages | ||
| Manual | ||
|---|---|---|
Rocksilk® RainScreen FFCB Installation Guide.PDF /
Feb 2026 /
6.82 MB /
16 pages | ||
Rocksilk® RainScreen Slab Design Guide.PDF /
- /
4.34 MB /
25 pages | ||
| Safety Data Sheet | ||
|---|---|---|
Rock Mineral Wool with ECOSE® Technology - Safety Data Sheet.PDF /
Sep 2023 /
240.00 KB /
8 pages | ||
| Sustainability | ||
|---|---|---|
Rock Mineral Wool - BREEAM Helpsheet.PDF /
Feb 2025 /
40.00 KB /
1 page | ||
Certificates
Product Variants & Packaging
Rocksilk® RainScreen FFCB
| Material number | EAN / GTIN | Thickness | Width | Length | Pieces per pack | m2 per pack |
|---|---|---|---|---|---|---|
794378 | 5056667805385 | 52 mm | 100 mm | 1,200 mm | 66 pc/pac | 7.92 m²/pac |
795419 | 5056667809918 | 52 mm | 100 mm | 1,200 mm | 66 pc/pac | 7.92 m²/pac |
795614 | 5056667810204 | 52 mm | 200 mm | 1,200 mm | 33 pc/pac | 7.92 m²/pac |
795613 | 5056667810211 | 52 mm | 200 mm | 1,200 mm | 33 pc/pac | 7.92 m²/pac |
795615 | 5056667810228 | 102 mm | 200 mm | 1,200 mm | 15 pc/pac | 3.60 m²/pac |
795617 | 5056667810235 | 102 mm | 200 mm | 1,200 mm | 15 pc/pac | 3.60 m²/pac |
795371 | 5056667805873 | 52 mm | 100 mm | 1,200 mm | 66 pc/pac | 7.92 m²/pac |
795616 | 5056667809925 | 52 mm | 200 mm | 1,200 mm | 33 pc/pac | 7.92 m²/pac |