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References

Diagram showing provisions for cavity barriers in building construction, including labels for compartment walls, roof space, floor space, ceiling space, and fire-stopping areas. Cavity barriers are indicated by gray lines and fire-stopping by green.

Diagram illustrating provisions for cavity barriers as per BS 9999:2017, showing elements like roof space, floor space, compartment walls, and fire-stopping details.

Diagram 34 illustrating a section through a cavity wall with details on closing the cavity at the top and around openings. It shows two leaves of brick or concrete each at least 75mm thick. Notes detail conditions for installing domestic meter cupboa

Diagram and text explaining compartmentation for rainscreen cladding systems, with a focus on cavity closers for pressure equalisation. Includes specifications for horizontal and vertical cavity closers, and an illustration with measurements. Mention

Illustration and notes from British Standard BS 9999:2017, showing a cavity wall excluded from cavity barrier provisions. Key labels: 1) Section through cavity wall, 2) Opening, 3) Close cavity at top of wall, 4) Close cavity around opening, 5) Two l

Diagram titled "Interrupting concealed spaces (cavities)" showing sections and plans for adding cavity barriers in buildings. Includes labels for compartment floor, suspended ceiling, fire-resisting wall, and cavity barriers.

Diagram of SIDERISE RV vertical cavity barriers used in building compartmentation. Displays two perspectives: Approved Document B, 2006 for England and Wales, and NHBC Guidelines. Labels indicate placement and specifications of vertical and horizonta

Diagram showing provisions for cavity barriers in building construction, including labels for compartment walls, roof space, floor space, ceiling space, and fire-stopping areas. Cavity barriers are indicated by gray lines and fire-stopping by green.

Diagram illustrating provisions for cavity barriers as per BS 9999:2017, showing elements like roof space, floor space, compartment walls, and fire-stopping details.

Diagram 34 illustrating a section through a cavity wall with details on closing the cavity at the top and around openings. It shows two leaves of brick or concrete each at least 75mm thick. Notes detail conditions for installing domestic meter cupboa

Diagram and text explaining compartmentation for rainscreen cladding systems, with a focus on cavity closers for pressure equalisation. Includes specifications for horizontal and vertical cavity closers, and an illustration with measurements. Mention

Illustration and notes from British Standard BS 9999:2017, showing a cavity wall excluded from cavity barrier provisions. Key labels: 1) Section through cavity wall, 2) Opening, 3) Close cavity at top of wall, 4) Close cavity around opening, 5) Two l

Diagram titled "Interrupting concealed spaces (cavities)" showing sections and plans for adding cavity barriers in buildings. Includes labels for compartment floor, suspended ceiling, fire-resisting wall, and cavity barriers.

Diagram of SIDERISE RV vertical cavity barriers used in building compartmentation. Displays two perspectives: Approved Document B, 2006 for England and Wales, and NHBC Guidelines. Labels indicate placement and specifications of vertical and horizonta

If parapet is formed as concrete upstand or other method of construction that can be classified or certified as fire compartmentation element.
Cavity closer can be installed anywhere within the zone of the upstanded.

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