A symmetrical fire-rated cavity barrier designed to provide compartmentation of larger concealed spaces (extensive cavities) within a building. By offering 30 minutes' integrity and 30 minutes' insulation (to BS 476-20 and BS 476-22), VALBARR® 30:30 exceeds the minimum requirements relating to cavity barriers as detailed in the Building Regulations (E&W) Approved Document B. It is manufactured using specially woven/ treated glass fibre fabrics and a patented laminated insulation layer. The barrier contains no respirable fibres, is lightweight, easy to fit and requires no specialist tools or fittings.
Features and benefits:
- Easy to manipulate and cut to shape.
Approvals:
- Warrington Exova:
- Horizontal Assessment No. 363523.
- Movement Joints Assessment No. 363521.
- Pipe Protection Assessment No. 363520.
- Timber Protection Assessment No. 363519.
- BS 476 part 6:1989 Class 0 (Fire Propagation).
- BS 476 part 7:1987 Class 1 (Surface Spread of Flame).
- ISO 1182 1990 (E): Non Combustibility.
- IMO Resolution MSC.61 (67) Part 1. Non Combustibility.
Standard product features
Roll size (w x l):
1.3 x 6 m.
Thickness (minimum):
7 mm.
Fire rating (to BS 476-20 and BS 476-22):
30 minutes' integrity and 30 minutes' insulation.
Weight (minimum):
1900 g/m².
Colour:
White.
Coating:
VALBARR® proprietary food safe non-corrosive chemical treatment with added benefit in helping prevent fibre migration.
Weave:
Satin.
Fibre diameter:
>6 micron (non-respirable).