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EXTERNAL ENVELOPE
Furthermore, incorporating technology in the planning phase, such as 3D modelling and thermal imaging, can further aid in achieving precise and efficient installations. These tools help in assessing the building’s needs and simulating the impact of different materials and techniques, ultimately supporting a decision-making process that honours both the heritage and functionality of the site.
Another approach that is gaining popularity is the integration of sub-roof systems, which provide a multitude of benefits without compromising the historical appearance of the building. Sub-roof systems are installed beneath the primary roofing materials, playing a critical role in enhancing the durability, energy efficiency, and weather resistance of a heritage building’s roof. By adding an additional layer of protection, sub-roof systems help to manage moisture, prevent leaks, and improve insulation, all while remaining invisible from the exterior. This makes them particularly valuable in heritage projects where maintaining the original look is paramount. Sub-roof systems are particularly beneficial in heritage projects because they
allow for the use of any roof tile, new or old while offering complete watertightness, enhanced protection and durability. The systems are designed to work beneath any type of roof tile, providing a watertight barrier that safeguards the building without altering its external appearance. Contractors can maintain the original look of the roof by using the same style of tiles or slates that were initially installed, while the sub-roof system ensures that the building meets modern performance standards. This means that the visual integrity of the building is preserved, while the roof benefits from the additional strength and resilience that comes with contemporary roofing technology. Restoring the roof of a heritage building is a delicate balance between preserving the past and embracing the future. By marrying traditional craftsmanship with advanced materials and techniques, contractors can ensure that restored roofs not only meet modern performance standards but also support the preservation of the building’s historical and architectural value.
Ardit Strica is technical manager at Onduline Building Products
WWW.ARCHITECTSDATAFILE.CO.UK
ADF OCTOBER 2024
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