Annotations

G-04-01 - Mineral Wool Insulation Slab for External Cavity Application. The mineral wool insulation slab is designed for use in external cavity applications, providing excellent thermal and acoustic insulation. This certified product must achieve a fire rating of A2-s1, d0 or better for buildings over 18 metres in height, ensuring it has limited combustibility, produces minimal smoke, and no flaming droplets. For buildings below 18 metres, this specific fire performance classification is not regulated. The insulation slab should be tailored to fit the specified cavity dimensions, ensuring a snug and effective installation. It is recommended to use a product with a thermal conductivity (k-value) of ≤ 0.035 W/mK to ensure high thermal performance, contributing to the building's energy efficiency. Proper installation of the mineral wool insulation slab is crucial for maintaining the building's thermal envelope and enhancing overall comfort and safety.

G-04-02 - Mineral Wool Insulation (to LSFS). The mineral wool insulation for lightweight structural steel framing systems (LSFS) is designed to provide effective thermal and acoustic insulation. This infil insulation is made from non-combustible materials, such as stone wool, which offers excellent fire resistance and contributes to the overall safety of the building. The insulation is installed within the steel framing, filling the cavities to enhance the building's energy efficiency and comfort. It is essential for maintaining the thermal envelope and reducing heat loss. The mineral wool insulation also helps to dampen sound, improving the acoustic performance of the structure. For buildings over 18 metres in height, the insulation must comply with fire safety regulations, achieving a minimum fire performance class of A1 or A2-s1, d0. Proper installation involves fitting the insulation snugly within the framing cavities, ensuring there are no gaps or voids that could compromise its performance.

H-02-01 - Double glazed unit (DGU-1). The double glazed unit is designed to provide enhanced thermal and acoustic insulation, improving the energy efficiency and comfort of the building. It consists of two panes of glass, separated by an air or gas-filled space. The overall thickness of the unit can vary, depending on the specific performance requirements and framing system. The unit is sealed using a dual-seal system with silicone or other durable sealants to ensure long-term performance and prevent moisture ingress. The double glazed unit can achieve a U-value significantly lower than single glazing, reducing heat loss and improving energy efficiency. Additionally, the unit can be filled with inert gases such as argon or krypton to further enhance its thermal performance. For buildings over 18 metres in height, the double glazed unit must comply with fire safety regulations, achieving a minimum fire performance class of B-s3, d0. This ensures limited combustibility and minimal smoke production, contributing to the overall safety of the building.

I-01-01 – Aluminium panel (thickness 2mm). Rainscreen Cladding System. The aluminium panel, with a thickness of 2mm, is a key component of the rainscreen cladding system. This system is designed to provide an aesthetically pleasing and durable exterior finish while protecting the building from weather elements. The aluminium panels are lightweight, corrosion-resistant, and offer excellent durability, making them ideal for both new constructions and refurbishments. The panels are typically installed with a ventilated cavity behind them, allowing air to circulate and moisture to escape, which helps prevent condensation and prolongs the lifespan of the building envelope. The aluminium panels are fixed to the building's structural frame using a system of brackets and rails, ensuring a secure and stable installation. For buildings over 18 metres in height, the aluminium panels and the entire rainscreen cladding system must comply with fire safety regulations, achieving a minimum fire performance class of A2-s1, d0. This ensures that the materials used have limited combustibility, produce minimal smoke, and do not generate flaming droplets, contributing to the overall safety of the building.

I-10-01 - Render Decorative Finish. The render decorative finish is applied to the exterior of buildings to provide a visually appealing and weather-resistant surface. This finish is typically made from a mixture of cement, sand, lime, and water, which can be coloured and textured to match the architectural design of the building. The render is applied in multiple layers, starting with a base coat to ensure adhesion and stability, followed by one or more top coats to achieve the desired appearance. The final layer can be smooth, textured, or patterned, depending on the aesthetic requirements. In addition to enhancing the building's appearance, the render finish also protects the underlying structure from environmental elements such as rain, wind, and UV radiation. For buildings over 18 metres in height, the render system must comply with fire safety regulations, ensuring that it does not contribute to the spread of fire. Proper application and maintenance of the render finish are essential to ensure its longevity and performance.

I-10-02 - Composite Mortar. Composite mortar is a versatile and durable material used in various construction applications, including rendering, masonry, and repair work. It is composed of a blend of cement, lime, sand, and additional additives to enhance its performance characteristics. This mortar offers excellent workability, adhesion, and strength, making it suitable for both structural and decorative purposes. The inclusion of lime improves flexibility and reduces the risk of cracking, while the additives can provide benefits such as increased water resistance and faster setting times. Composite mortar is ideal for creating smooth, even surfaces and can be coloured or textured to match the design requirements of the project. For buildings over 18 metres in height, the mortar must comply with fire safety regulations, ensuring it does not contribute to the spread of fire. Proper mixing and application are essential to achieve the desired performance and longevity of the composite mortar.

I-10-03 - Scrim Reinforcement. Scrim reinforcement is a crucial component used in rendering and plastering applications to enhance the strength and durability of the finish. It consists of a lightweight, open-weave fabric made from materials such as fibreglass or polyester. The scrim is embedded within the base coat of the render or plaster, providing additional tensile strength and preventing cracking. This reinforcement is particularly important in areas prone to movement or stress, such as around windows, doors, and other openings. Scrim reinforcement helps to distribute loads evenly across the surface, ensuring a smooth and stable finish. For buildings over 18 metres in height, the scrim must comply with fire safety regulations, ensuring it does not contribute to the spread of fire. Proper installation involves embedding the scrim into the wet base coat, ensuring it is fully covered and integrated into the render or plaster system.

I-10-04 - Corner Bead. The corner bead is an essential component used in rendering and plastering to create clean, sharp edges at the corners of walls and other surfaces. Made from materials such as galvanized steel, aluminium, or PVC, the corner bead provides durability and resistance to impact, ensuring long-lasting protection for the corners. It is installed at the junctions of two surfaces, such as the external corners of walls, to reinforce and protect these vulnerable areas from damage. The corner bead is embedded into the base coat of the render or plaster, ensuring it is securely fixed and fully covered. This not only enhances the aesthetic appeal of the corners but also contributes to the overall structural integrity of the finish. For buildings over 18 metres in height, the corner bead must comply with fire safety regulations, ensuring it does not contribute to the spread of fire. Proper installation involves aligning the bead accurately and embedding it into the wet base coat, followed by the application of additional layers to achieve a smooth and seamless finish.

J-02-01 - Aluminium sill (thickness 2mm). The aluminium window sill is designed to provide effective water runoff and protect the building facade. The sill is made from durable, powder-coated aluminium, ensuring resistance to weathering and corrosion. The minimum overhang from the external wall surface is 30mm or 40mm, depending on the wall material and applicable UK standards. This overhang helps to direct water away from the wall, preventing potential damage and maintaining the integrity of the building envelope.

J-05-01 - Aluminium sheet (t-2mm). The aluminium sheet is primarily used to cover both sides of the insulated cavity within the curtain wall at the slab area. These sheets are made from high-strength aluminium, providing durability and resistance to corrosion. The aluminium sheets help to protect the insulation and maintain the integrity of the curtain wall system. They are typically powder-coated or anodised to match the aesthetic design of the building façade. The use of aluminium sheets ensures that the insulated cavity is effectively sealed, enhancing the thermal performance and overall energy efficiency of the building. Additionally, aluminium sheets are utilised for sealing various cavities and for numerous other applications, making them a versatile component in construction.

K-02-03 - Stainless Steel Z-Profile. The stainless steel Z-profile is a versatile and durable component used in various construction applications, particularly in façade systems. Made from high-quality stainless steel, this profile offers excellent resistance to corrosion and environmental factors, ensuring long-term performance and stability. The Z-profile is designed to provide structural support and alignment for cladding panels, insulation, and other façade elements. Its unique shape allows for easy installation and secure attachment to the building structure, enhancing the overall integrity of the façade system. The stainless steel Z-profile can be used in both new constructions and retrofit projects, providing a reliable solution for maintaining the aesthetic and functional requirements of the building. For buildings over 18 metres in height, the Z-profile must comply with fire safety regulations, ensuring it does not contribute to the spread of fire. Proper installation involves securing the profile to the substrate with appropriate fasteners, ensuring all connections are tight and stable.

L-01-01 - Internal wall finish. The internal finish involves using panels to create a smooth and even surface for the final decorative layer. Key considerations include moisture control, where a layer is installed to manage the amount of moist air passing through the building, reducing the risk of condensation and improving air tightness. Panels should be attached to the supporting structure using appropriate fasteners, ensuring all edges are properly supported, and installation should follow relevant standards. Joints between panels should be taped and filled to create a seamless finish, which can involve using tape for plastered finishes or specially designed edges for direct finishes. In areas prone to moisture, such as bathrooms, moisture-resistant panels should be used to prevent damage and ensure longevity. For buildings under 18 metres in height, standard panels are typically sufficient, as the stringent fire resistance requirements for taller buildings do not apply.

L-01-02 - Floor build up to architects' documentation. The floor build-up is designed to provide strength, stability, and comfort. The final floor finish can be hardwood, laminate, or carpet, depending on the design requirements and aesthetic preferences.

L-01-03 - Ceiling build up. The ceiling build up refers to the layered construction of the ceiling system, designed to provide structural support, acoustic insulation, and aesthetic appeal. This build up typically includes various components such as structural framing, insulation materials, acoustic panels, and finishing layers. The specific configuration can vary depending on the performance requirements and design specifications of the building. The ceiling build up ensures that the ceiling system meets the necessary standards for safety, comfort, and visual integration with the overall interior design.

L-01-04 – Internal Sill. The internal sill, or windowsill, is an essential component installed at the base of a window opening. It provides a smooth and durable surface that enhances the aesthetic appeal of the interior while also serving functional purposes. The sill helps to protect the wall beneath the window from moisture and wear, and it can be used as a small shelf or ledge. Typically made from materials such as wood, stone, or composite, the internal sill should be securely fixed to the window frame and the surrounding wall structure. Proper installation ensures that the sill is level and well-integrated with the interior finishes, contributing to the overall appearance and functionality of the window area.

L-02-01 - Ventilation Duct. The ventilation duct is a critical component of the building's HVAC (Heating, Ventilation, and Air Conditioning) system, designed to facilitate the efficient distribution of air throughout the structure. Made from materials such as galvanized steel, aluminium, or flexible ducting, these ducts provide durability and resistance to corrosion. The ventilation duct system ensures proper air circulation, contributing to indoor air quality and thermal comfort. It includes various sections such as supply ducts, return ducts, and exhaust ducts, each serving a specific function in the air distribution process. The ducts are typically insulated to prevent heat loss or gain, enhancing the energy efficiency of the HVAC system. For buildings over 18 metres in height, the ventilation ducts must comply with fire safety regulations, ensuring they do not contribute to the spread of fire and smoke. Proper installation involves securing the ducts to the building structure with appropriate hangers and supports, sealing all joints to prevent air leakage, and ensuring compliance with relevant standards and codes.

L-03-05 - Balcony Floor Build Up. The balcony floor build up is designed to provide a durable, stable, and aesthetically pleasing surface for outdoor spaces. This build up typically includes multiple layers, each serving a specific function to ensure the overall performance and longevity of the balcony floor. The layers generally consist of a structural substrate, such as a concrete slab or steel decking, which provides the primary support and load-bearing capacity. On top of this substrate, a waterproofing membrane is applied to prevent water ingress and protect the underlying structure from moisture damage. Above the waterproofing layer, insulation may be added to enhance thermal performance and improve comfort. The final layer is the surface finish, which can be made from various materials such as tiles, stone, or composite decking, chosen to match the design and aesthetic preferences. For buildings over 18 metres in height, the materials used in the balcony floor build up must comply with fire safety regulations, ensuring they do not contribute to the spread of fire. Proper installation and alignment of each layer are crucial to ensure the balcony floor's durability, safety, and visual appeal.

M-01-01 – Horizontal open state cavity fire barrier. To suit denoted cavity subject to fire engineer confirming the EI requirements

M-03-01 - Support bracket for cavity fire barrier. The support bracket for the cavity fire barrier is a crucial component designed to securely hold the fire barrier in place within the cavity wall. This bracket ensures that the fire barrier remains properly positioned, providing effective compartmentalization and preventing the spread of fire and smoke. Made from durable, non-combustible materials, the support bracket is engineered to withstand high temperatures and maintain its structural integrity during a fire. Proper installation of the support bracket is essential to ensure the fire barrier functions as intended, contributing to the overall fire safety of the building.

N-01-02 - Silicone Sealant (for Internal use). The silicone sealant for internal use is a versatile and durable material designed to provide a flexible and watertight seal in various construction applications. This sealant is ideal for sealing joints, gaps, and seams within the building's interior, such as around windows, doors, and sanitary fixtures. Made from high-quality silicone, it offers excellent adhesion to a wide range of substrates, including glass, metal, ceramic, and plastic. The silicone sealant is resistant to moisture, mould, and mildew, ensuring long-lasting performance in areas prone to humidity, such as bathrooms and kitchens. It remains flexible over time, accommodating movement and preventing cracks or leaks. Proper application involves cleaning and preparing the surfaces, applying the sealant evenly, and smoothing it to achieve a neat and effective seal.

N-02-04 - Compressible Filler. The compressible filler is a flexible and resilient material used to fill gaps, joints, and voids in construction applications. It is designed to accommodate movement and expansion, providing a durable and effective seal. Made from materials such as foam, rubber, or fibre, the compressible filler offers excellent resistance to compression and deformation, ensuring long-term performance. This filler is commonly used in areas where differential movement is expected, such as between different building materials or around structural elements. It helps to prevent the ingress of water, air, and debris, maintaining the integrity and performance of the building envelope. Proper installation involves placing the filler into the joint or gap, ensuring it is compressed to the required level to provide an effective seal.

Z-01-01 - Concrete slab. The concrete slab is a fundamental structural element used in both ground-supported and suspended applications. It provides a solid, durable surface that supports loads and distributes them evenly across the foundation or supporting structure. The slab is typically reinforced with steel rebar or mesh to enhance its strength and prevent cracking. The thickness of the slab can vary depending on the specific requirements of the project, but it generally ranges from 100mm to 250mm. For ground-supported slabs, proper preparation of the subgrade is essential to ensure stability and prevent settlement. This includes compacting the soil and adding a layer of gravel or sand for drainage. For suspended slabs, formwork and temporary supports are used during the pouring and curing process to maintain the slab's shape and position. The concrete mix should be designed to achieve the required strength and durability, taking into account factors such as load-bearing capacity, exposure conditions, and environmental factors. Proper curing of the concrete is crucial to achieve the desired performance and longevity of the slab.

Z-02-03 - Steel Balcony. The steel balcony is a robust and durable structure designed to provide outdoor space for high-rise buildings. Made from high-strength steel, the balcony offers excellent resistance to corrosion and environmental factors, ensuring long-term performance and safety. The steel components are typically galvanized or coated with a protective finish to enhance their durability and aesthetic appeal. The balcony structure includes a steel frame, floor decking, and railings, all engineered to support significant loads and withstand harsh weather conditions. The floor decking can be made from materials such as steel grating, composite decking, or concrete, depending on the design requirements and intended use. For buildings over 18 metres in height, the steel balcony must comply with fire safety regulations, ensuring it does not contribute to the spread of fire. Proper installation involves securely anchoring the balcony to the building's structure, ensuring stability and safety for the occupants. The design of the steel balcony can be customized to match the architectural style of the building, providing both functional and aesthetic benefits.