Open State Cavity Barrier 60/25 (OSCB 60/25)
Verified by manufacturer 5 months ago
Extended cavity fire barrier performance within rainscreen facades.
Application
For use within open state cavities (e.g. rainscreen systems), allowing ventilation and drainage of the cavity under service conditions.
Description
Polythene sleeved, ROCKWOOL® stone wool fire barrier faced with high performance intumescent material designed for use within open state cavities (e.g. rainscreen systems), allowing ventilation and drainage of the cavity under service conditions.
Open state cavity barriers provide an effective fire barrier for ventilated voids up to 425 mm in depth. OSCB 60/25 delivers a fire rating of up to 60-minutes insulation and integrity with an air space of 25 mm.
The AIM OSCB 60/25 range has been tested to provide solutions that accommodate cladding rails interrupting the line of the barrier.
Features and benefits:
- Suitable for 25 mm air space.
- Quick and cost-effective installation.
- Galvanized steel fixing brackets and Coarse Wound Screws are supplied as standard.
- Tested in accordance with ASFP Technical Guidance Document 19 (TDG 19) and BS EN 1363-1.
- Colour coded for ease of identification.
General information
Color | White |
Material | Polythene Stonewool |
Shape | Rectangle |
Length | 1000 mm |
Width | Bespoke 50 mm 425 mm Manufacturer guidanceManufactured to suit cavity voids of 50 to 425 mm. |
Height | 90 mm |
Uniclass | |
CAWS | P12/360 Mineral wool rigid batts P12/40 Mineral wool rigid batts |
Product range |
Specification data - Intumescent sleeved mineral wool cavity fire barriers
Fire performance | 60 minutes insulation and integrity. |
Material | Rockwool, polythene sleeved. |
Thickness | 90 mm. |
Cavity width | Total cavity size less 25 mm. |
Air gap | 25 mm. |
Attachment | Galvanized steel fixing clips.Guidance for specification option: Standard. Stainless steel fixing clips.Guidance for specification option: Optional. Stainless steel course wound screws.Guidance for specification option: Standard. Galvanized course wound screws.Manufacturer guidanceGalvanized clips as standard; stainless steel option available. Stainless Steel Coarse Wound Screws as standard. |
Length | 1000 mm. |
Colour | White. |
Literature
NEW AIM OSCB Range - Open State Cavity Barriers
AIM Open State Cavity Barrier Technical Guide 2022
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Open State Cavity Barrier 120/25 (OSCB 120/25)
Open State Cavity Barrier 120/44 (OSCB 120/44)
Open State Cavity Barrier 60/44 (OSCB 60/44) - Ventilated Cavity Barrier