Emission Factor

Cross-laminated timber (market for)

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Emission factor summary

The activity generating the emissions is market for cross-laminated timber. The reference product is cross-laminated timber. The product cross-laminated timber is an engineered wood product. Regular timber is an anisotropic material, meaning that the physical properties change depending on the direction at which the force is applied. By gluing layers of wood at perpendicular angles, the panel is able to achieve better structural rigidity in both directions. It is similar to plywood but with distinctively thicker laminations. Cross-laminated timber (CLT) is distinct to glued laminated timber, a product with all laminations orientated in the same way. CLT is a wood panel product made from gluing layers of solid-sawn timber together. Each layer of boards is oriented perpendicular to adjacent layers and glued on the wide faces of each board, usually in a symmetric way so that the outer layers have the same orientation. An odd number of layers is most common, but there are configurations with even numbers as well (which are then arranged to give a symmetric configuration). CLT is used as a construction material, e. g. for walls, floors, and roofs. The reference product amount is 1. The cut-off classification is allocatable product. The activity type is ordinary market activity. Please refer to the ecoinvent documentation here for full details: https://ecoquery.ecoinvent.org/3.11/cutoff/dataset/22902/documentation.

PropertyValue
NameCross-laminated timber (market for)
SectorAgriculture/Hunting/Forestry/Fishing
CategoryTimber and Forestry Products
Sourceecoinvent
Source DatasetCut-off Cumulative LCIA v3.11
Region
Unit Type
Year
2012
Year Released
2024
Emission Factor
  • CO2e0000kg/m3
LCA Activity
unknown
Supported CO2e Calculation Method
AR5, AR6
Data Versioning
  • Status: Current

API Reference

Activity ID
timber_forestry-type_cross_laminated_timber_market_for_cross_laminated_timber
UUID
82970296-6bc7-4c10-a005-ed676ce7ded6
Code Snippet
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