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BS EN 16485:2026 Round and sawn timber. Environmental product declarations. Product category rules for wood and wood-based products for use in construction, 2026
- undefined
- European foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Abbreviations
- 5 General aspects [Go to Page]
- 5.1 Objective of this general PCR for wood and wood-based construction products
- 5.2 Types of EPD with respect to life cycle stages covered
- 5.3 Comparability of EPD for construction products
- 5.4 Additional environmental information
- 5.5 Ownership, responsibility and liability for the EPD
- 5.6 Communication formats
- 6 Product category rules for LCA [Go to Page]
- 6.1 Product category
- 6.2 Life cycle stages and their information modules to be included [Go to Page]
- 6.2.1 General
- 6.2.2 A1-A3, Product stage, information modules
- 6.2.3 A4-A5, Construction process stage, information modules
- 6.2.4 B1-B5, Use stage, information modules related to the building fabric
- 6.2.5 B6-B7, Use stage, information modules related to the operation of the building
- 6.2.6 C1-C4, End-of-life stage, information modules
- 6.2.7 D, Benefits and loads beyond the system boundary, information module
- 6.3 Calculation rules for the LCA [Go to Page]
- 6.3.1 Functional or declared unit
- 6.3.2 Functional unit [Go to Page]
- 6.3.2.1 General
- 6.3.2.2 Performance in a functional unit
- 6.3.3 Declared unit
- 6.3.4 Reference service life (RSL) [Go to Page]
- 6.3.4.1 General
- 6.3.4.2 Scenarios for RSL and functional unit
- 6.3.5 System boundaries [Go to Page]
- 6.3.5.1 General [Go to Page]
- 6.3.5.1.1 General
- 6.3.5.1.2 Treatment of wood inherent properties such as biogenic carbon content and net calorific value
- 6.3.5.1.3 Use of wood in the product system originating from managed forests on remaining forest land
- Figure 1— Characterization of biogenic carbon fluxes where the wood is extracted from managed forests on remaining forest land (in CO2eq. stored in wood)
- Table 1 — Biogenic carbon fluxes reporting in case of wood from managed forests on remaining forest land [Go to Page]
- 6.3.5.1.4 Use of wood from forests subject to deforestation activities
- Figure 2 — Characterization of biogenic carbon fluxes in cases where the wood is extracted from forests subject to deforestation activities (in CO2eq. stored in wood)
- Table 2 — Biogenic carbon fluxes reporting in case of wood from forests subject to deforestation activities [Go to Page]
- 6.3.5.1.5 Use of recovered wood in the product system
- 6.3.5.2 Product stage
- 6.3.5.3 Construction stage
- 6.3.5.4 Use stage [Go to Page]
- 6.3.5.4.1 General
- 6.3.5.4.2 B1–B5 Use stage information modules related to the building fabric
- 6.3.5.4.3 B6 – B7 use stage information modules related to the operation of the building
- 6.3.5.5 End-of-life stage
- Table 3 — End-of-life processes of wood and wood-based products following 6 different scenarios in the end-of-life stage [Go to Page]
- 6.3.5.6 Benefits and loads beyond the product system boundary in module D
- 6.3.6 Criteria for the exclusion of inputs and outputs
- 6.3.7 Selection of data
- 6.3.8 Data quality [Go to Page]
- 6.3.8.1 General
- 6.3.8.2 Data quality requirements
- 6.3.8.3 Data quality assessment schemes applied on generic and specific data used and established in the EPD
- 6.3.9 Developing product level scenarios
- 6.3.10 Units
- 6.4 Inventory analysis [Go to Page]
- 6.4.1 Collecting data
- 6.4.2 Calculation procedures
- 6.4.3 Allocation of input flows and output emissions [Go to Page]
- 6.4.3.1 General
- 6.4.3.2 Co-product allocation
- 6.4.3.3 Allocation procedure of reuse, recycling and recovery
- 6.4.4 Information on biogenic carbon content
- 6.5 Impact assessment [Go to Page]
- 6.5.1 General
- 6.5.2 Core environmental impact indicators
- 6.5.3 Additional environmental impact indicators
- 7 Content of the EPD [Go to Page]
- 7.1 Declaration of general information
- 7.2 Declaration of environmental parameters derived from LCA [Go to Page]
- 7.2.1 General
- 7.2.2 Rules for declaring LCA information per module
- 7.2.3 Indicators describing environmental impacts based on life cycle impact assessment (LCIA) [Go to Page]
- 7.2.3.1 Core environmental impact indicators
- 7.2.3.2 Additional environmental impact indicators
- 7.2.3.3 Disclaimers to the declaration of core and additional environmental impact indicators
- 7.2.4 Indicators describing resource use and environmental information based on life cycle inventory (LCI) [Go to Page]
- 7.2.4.1 General
- 7.2.4.2 Indicators describing resource use
- 7.2.4.3 Environmental information describing waste categories
- 7.2.4.4 Environmental information describing output flows
- 7.2.4.5 Information on biogenic carbon content
- 7.3 Scenarios and additional technical information [Go to Page]
- 7.3.1 General
- 7.3.2 Construction process stage [Go to Page]
- 7.3.2.1 A4, Transport to the building site
- 7.3.2.2 A5, Installation in the building
- 7.3.3 B1-B7 use stage [Go to Page]
- 7.3.3.1 B1-B5 use stage related to the building fabric
- 7.3.3.2 Reference service life
- 7.3.3.3 B6, use of energy and B7, use of water
- 7.3.4 End-of-life
- 7.4 Additional information on release of dangerous substances to indoor air, soil and water during the use stage [Go to Page]
- 7.4.1 Indoor air
- 7.4.2 Soil and water
- 7.5 Aggregation of information modules
- 7.6 Additional environmental information [Go to Page]
- 7.6.1 Additional information on carbon offset, carbon storage and delayed emissions
- 7.6.2 Additional information on sustainable forest management and wood traceability
- 8 Project report [Go to Page]
- 8.1 General
- 8.2 LCA-related elements of the project report
- 8.3 Documentation on additional information
- 8.4 Data availability for verification
- 9 Verification and validity of an EPD
- Annex A (normative) Requirements and guidance on the reference service life
- Annex B (informative) Waste
- Annex C (normative) Impact categories and related indicators, methodologies and characterization factors (CF)
- Annex D (informative) End of life formulae
- Annex E (informative) Schemes to be applied for data quality assessment of generic and specific data
- Annex F (informative) Example calculations of delayed emissions resulting from temporary biogenic carbon storage in wood products
- Table F.1 — Discounting factors for temporarily storage of biogenic carbon transformed to emissions of CO2 during construction works life cycle using the Lashof method [for reference]
- Table F.2
- Annex G (informative) Allocation formulas example
- Table G.1
- Table G.2
- Table G.3
- Bibliography [Go to Page]
