This video shows you how to properly install Hilti CP 670 coated board system to firestop large openings in line with BS standard.
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Hilti CP670 is perfect for permanent firestopping of blank openings, cables, cable trays, non-combustible and combustible pipes in medium-to-large wall and floor openings. The pre-coated board can be immediately used. CP670 is ideal for large openings and it provides high smoke and gas resistance.

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