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PRODUCT
MP551 Timber Frame Cavity Barriers are polythene enclosed stone mineral wool cavity barriers manufactured in sizes to suit customer specified cavity widths.
MP551 Timber Frame Cavity Barriers assist in satisfying requirements of guidance documents such as Approved Document B and The Scottish Technical Handbooks.
MP551 Timber Frame Cavity Barriers are suitable for both vertical and horizontal positioning to the edge of cavities such around openings, at compartment lines and to sub-divide cavities.
MP551 is stapled at 150mm centres to the inner OSB substrate at designated positions prior to brickwork being erected which then compresses the barrier within the cavity creating a seal against smoke and heat transmission.
FEATURES & BENEFITS
| FEATURES | BENEFITS |
|---|---|
| Can be used for cavities from 35-150mm | Wide range of cavities gives greater design scope greater design scope |
| Tested to BS EN1366-4:2021 for up to 60 minutes fire integrity (E) | Achieves the desired fire performance for compartmentation |
| Tested at both mid-cavity and flush to apertures, as per the requirement of BS EN1366-4:2021 | Suitable for vertical and horizontal applications for mid-cavity and around apertures such as doors and windows |
| Suitable for party wall cavities from 50-100mm | MP551 Party Wall Barrier sizes permit flexibility in design |
| Closed state barrier | Assists in reducing flanking sound transmission between properties |
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