FIREFLY® 70mm Concrete Screws are specified substrate fixings for selected FIREFLY® passive fire protection installations. They are used to secure the required channel or angle arrangement to suitable concrete and masonry, following the fixing centres and embedment shown in the relevant system drawing.
FIREFLY® Concrete Screws 70mm are system fixings used to secure specified metal channels or angles to suitable concrete and masonry substrates. They help reproduce the supporting framework shown in FIREFLY® passive fire protection drawings.
Use for fixing supporting channels, perimeter angles or related components to an approved concrete substrate, subject to the system drawing and substrate condition.
Installation note: Check the required drill diameter, embedment, edge distances, fixing centres and substrate strength before installation.
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