Air brick and liner - Under suspended floor to allow air flow. , Proprietary starter bars - Where new masonry is attached to old. , Wall ties - Stop two skins separating. , Expansion wall ties - Allow movement in long lengths of masonry., Steel cavity lintel - Allows us to build over an opening., Cavity tray - Guides water to the external skin., Plasterboard - Lines partition walling, plaster is used on top.  , Dense Concrete blocks - Used on load bearing walls, Lightweight blocks - Used on internal walls due to better thermal properties, Facing brick - Used on external skin above DPC, Engineering brick - Used on external skin below DPC, Special bricks - Used to create angles, shapes and decorative features, Dry lining - Lines partition walling, holes and joints are filled and sanded, Cavity closers - Vertical DPC to prevent cold bridging, DPC - Used to prevent rising damp, Full fill - Fibreglass insulation that fills the whole cavity. Prevent heat from escaping., Partial fill  - PIR board that allows air flow in the cavity. Prevent heat from escaping., External wall insulation - Post applied, after the cavity has been built, Structural timber - Used to make roofing rafters, ceiling/flooring joists,

Superstructure components and associated materials

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