MP556 Fire Stop Slab

Fire Stop Slab MP556 is a reinforced foil faced stone mineral wool slab complete with a rebated edge which is intended for installation within a masonry wall application. Width of cavity (for barriers): 50–400 mm.

When installing Fire Stop Slab MP556 it may be necessary to consider additional use of DPC’s and/or cavity trays in line with relevant Building Control guidance.

Features and benefits:

• Suitable for cavities up to 400 mm wide.
• Tested to EN1366-4 for up to 60 minutes fire Integrity.
• Foil facing.
• Cut to size on site or bespoke cutting available.
• Rebated edge.
• Wider cavities gives greater design scope.
• Helps ensure that openings in cavity walls do not encourage the spread of fire into or out of the cavity. Suitable for vertical and horizontal applications.
• The facing provides an effective smoke barrier.
• Flexibility to suit site needs.
• Assists installation and ensures airtightness.

When installing Fire Stop Slab MP556 it is necessary to ensure the barrier is installed with three fixing brackets for horizontal and two fixing brackets for vertical orientations, per each individual length. Both L shaped and Z shaped brackets are suitable. The lap joint of the barrier is sealed with an aluminium foil tape.