Specifically designed for use only in conjunction with either ROCKWOOL RAINSCREEN DUO SLAB® or NyRock Rainscreen 032, SP FireStop OSCB 44* forms an open-state cavity fire barrier within the building façade, allowing for an open cavity of up to 44mm for ventilation and drainage. This product provides up to 120 minutes integrity and insulation

* Product codes for the OSCB 44 will be supplied on receipt of the order. Prices indicated are inclusive of galvanised steel fixing brackets. OSBC 44 does not require pigtail screws. The brackets are supplied in a box located at the bottom of a clearly marked pallet. Stainless steel brackets are available at an extra cost of £2.66 per linear metre - please specify when ordering if these are required. Please contact the ROCKWOOL Customer Support Team for further information.