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“绿色标签”建筑：材料自净碳足迹的秘密

家居百科
2026-02-27 20:43

Green Building with LVL: Reducing Embodied Carbon and Contributing to Carbon Neutrality Green Building in the Era of Carbon Neutrality: The Role of LVL in Reducing Embodied Carbon

With the global transition towards carbon neutrality, the construction industry, a major contributor to carbon emissions, faces unprecedented transformation pressure. The scores in green building assessment systems such as LEED, BREEAM, and China's Green Building Three Stars are increasingly becoming entry thresholds for high-end projects. Developers and architects are not only contemplating how to reduce operational energy consumption through energy-saving equipment but are also beginning to trace the "inherent" carbon emissions of buildings – the "embodied carbon" produced during the production, transportation, and construction of building materials.

Concrete and steel, the backbone of modern architecture, are produced through processes that are high in energy consumption and carbon emissions. Thus, a fundamental question is posed: Does there exist a mainstream structural material that has low embodied carbon, even negative?

This may sound like an ideal, but wood, especially sustainably produced engineered wood used to replace high-carbon materials, is turning this ideal into a reality. The core scientific basis lies in "bio-carbon sequestration": trees absorb carbon dioxide from the atmosphere through photosynthesis and fix it in the form of carbon in the wood fibers. When wood is made into products and used in construction, these carbon atoms are locked in the building for a long time, forming a "carbon sink".

However, not all wood structures can maximize this advantage. Small-size solid wood, with limited strength, is difficult to replace concrete and steel as the main structural elements in large buildings, and the total carbon sequestration is also limited. This is where LVL (Laminated Veneer Lumber) comes into play.

LVL achieves two key advancements through the recombination of fast-growing timber (such as cedar and pine) cut into veneers:

Performance Leap: It transforms fast-growing timber into high-strength, large-span structural materials, enabling them to truly take on the main structural functions in commercial buildings and multi-story residential buildings, replacing more concrete and steel, thus generating significant "carbon substitution benefits". Efficiency Leap: LVL has a much higher utilization rate of logs than solid wood sawn timber, with almost no waste, using the carbon sequestration capacity of every cubic meter of wood to the fullest. A building with LVL as the main structural material has a carbon sink capacity and carbon sequestration efficiency far beyond traditional wooden structures.

Therefore, choosing LVL is not just choosing a structural solution but also a positive carbon management strategy. It turns the building into a huge, sustainable "carbon storage device" from the moment it is built.

To ensure the authenticity and measurability of this green commitment, material suppliers need to provide transparent and reliable full lifecycle data support. Fugao LVL has set a benchmark in this field: first, its raw materials come from 100% of sustainable forest management forests certified by international systems such as FSC or PEFC, ensuring the legality and sustainability of the carbon sink source, which is the foundation of green value. Second, Fugao can provide detailed Environmental Product Declarations (EPD) based on precise material and energy consumption calculations, including key indicators such as global warming potential (GWP). These verified data can be directly used to calculate the embodied carbon of projects and help projects achieve important "Materials and Resources" category scores in green building certifications such as LEED and BREEAM. In other words, Fugao LVL provides not just a product test report but also a "carbon asset certificate" for green building certification.

On the test of sustainable development, the building itself can be part of the answer. Choosing the right materials is equivalent to reducing carbon emissions.