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Material intelligence

Every species, quantified and contextualised.

Mechanical data, durability classification, ageing behaviour, fire performance and carbon — plus what the engine would actually recommend.

  • CrossrefResearchDOI registry
  • OpenAlexResearchOpen scholarly index
  • Europe PMCResearchFull-text abstracts
  • Semantic ScholarResearchAI2 corpus
  • DOAJResearchVetted open-access journals
  • OpenAIREResearchEuropean open science graph
  • HALResearchFrench national open archive
  • ZenodoResearchEU project deliverables with DOIs
  • DataCiteResearchResearch datasets
  • ERA5 / CopernicusClimateClimate reanalysis
  • Open-MeteoClimateStation normals
  • EN 350:2016StandardNatural durability
  • EN 335StandardUse classes
  • EN 351-1StandardPreservative penetration
  • EN 16449StandardBiogenic carbon
  • EN 1995-1-2StandardCharring rates
  • EN 1990StandardDesign working life
  • EN 13183-1StandardMoisture measurement
  • EN 599-1StandardPreservative efficacy
  • EN 16755StandardFire-retardant durability
  • EN 14080StandardGlulam requirements
  • EN 16351StandardCLT requirements
  • EN 927-6StandardArtificial weathering
  • EN 15026StandardHygrothermal simulation
  • ISO 15686-8StandardService-life prediction
  • ISO 21887StandardGlobal use classes
  • EN 15804+A2LCADeclared environmental impacts
  • Scheffer indexModelDecay hazard
  • Lacy driving-rain indexModelFaçade exposure
Norway Spruce
Durability
18EN 350
8 yrs modelled mean service life
Stability
50WI-INTERNAL
Stability rating: Moderate
Fire performance
50EN 13501-1 / EN 1995-1-2
β₀ = 0.65 mm/min · D-s2,d0
Carbon stored
73EN 16449
726 kg CO₂e/m³ stored

Norway Spruce

Picea abies

Density450 kg/m³
DurabilityDC 4 (slightly durable)
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Siberian Larch
Durability
38EN 350
17 yrs modelled mean service life
Stability
50WI-INTERNAL
Stability rating: Moderate
Fire performance
50EN 13501-1 / EN 1995-1-2
β₀ = 0.65 mm/min · D-s2,d0
Carbon stored
95EN 16449
952 kg CO₂e/m³ stored

Siberian Larch

Larix sibirica

Density590 kg/m³
DurabilityDC 3 (moderately durable)
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Western Red Cedar
Durability
54EN 350
25 yrs modelled mean service life
Stability
100WI-INTERNAL
Stability rating: Very high
Fire performance
50EN 13501-1 / EN 1995-1-2
β₀ = 0.65 mm/min · D-s2,d0
Carbon stored
60EN 16449
597 kg CO₂e/m³ stored

Western Red Cedar

Thuja plicata

Density370 kg/m³
DurabilityDC 2 (durable)
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Thermally Modified Ash
Durability
75EN 350
34 yrs modelled mean service life
Stability
75WI-INTERNAL
Stability rating: High
Fire performance
88EN 13501-1 / EN 1995-1-2
β₀ = 0.5 mm/min · D-s2,d0
Carbon stored
100EN 16449
1000 kg CO₂e/m³ stored

Thermally Modified Ash

Fraxinus excelsior (TMT)

Density620 kg/m³
DurabilityDC 1–2 after modification
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European Oak
Durability
57EN 350
26 yrs modelled mean service life
Stability
50WI-INTERNAL
Stability rating: Moderate
Fire performance
88EN 13501-1 / EN 1995-1-2
β₀ = 0.5 mm/min · D-s2,d0
Carbon stored
100EN 16449
1129 kg CO₂e/m³ stored

European Oak

Quercus robur

Density720 kg/m³
DurabilityDC 2 (durable)
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Acetylated Radiata Pine
Durability
78EN 350
35 yrs modelled mean service life
Stability
100WI-INTERNAL
Stability rating: Very high
Fire performance
50EN 13501-1 / EN 1995-1-2
β₀ = 0.65 mm/min · D-s2,d0
Carbon stored
82EN 16449
823 kg CO₂e/m³ stored

Acetylated Radiata Pine

Pinus radiata (acetylated)

Density510 kg/m³
DurabilityDC 1 (very durable)
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Douglas Fir
Durability
34EN 350
15 yrs modelled mean service life
Stability
50WI-INTERNAL
Stability rating: Moderate
Fire performance
50EN 13501-1 / EN 1995-1-2
β₀ = 0.65 mm/min · D-s2,d0
Carbon stored
86EN 16449
855 kg CO₂e/m³ stored

Douglas Fir

Pseudotsuga menziesii

Density530 kg/m³
DurabilityDC 3–4 (moderately to slightly durable)
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Scots Pine (heartwood)
Durability
32EN 350
15 yrs modelled mean service life
Stability
50WI-INTERNAL
Stability rating: Moderate
Fire performance
50EN 13501-1 / EN 1995-1-2
β₀ = 0.65 mm/min · D-s2,d0
Carbon stored
81EN 16449
807 kg CO₂e/m³ stored

Scots Pine (heartwood)

Pinus sylvestris

Density500 kg/m³
DurabilityDC 3–4 heartwood; sapwood DC 5 but treatable
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Thermally Modified Pine
Durability
56EN 350
25 yrs modelled mean service life
Stability
75WI-INTERNAL
Stability rating: High
Fire performance
50EN 13501-1 / EN 1995-1-2
β₀ = 0.65 mm/min · D-s2,d0
Carbon stored
77EN 16449
774 kg CO₂e/m³ stored

Thermally Modified Pine

Pinus sylvestris (TMT)

Density480 kg/m³
DurabilityDC 2–3 after modification (process dependent)
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Sweet Chestnut
Durability
56EN 350
25 yrs modelled mean service life
Stability
75WI-INTERNAL
Stability rating: High
Fire performance
88EN 13501-1 / EN 1995-1-2
β₀ = 0.5 mm/min · D-s2,d0
Carbon stored
90EN 16449
903 kg CO₂e/m³ stored

Sweet Chestnut

Castanea sativa

Density560 kg/m³
DurabilityDC 2 (durable)
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Robinia (Black Locust)
Durability
77EN 350
35 yrs modelled mean service life
Stability
50WI-INTERNAL
Stability rating: Moderate
Fire performance
88EN 13501-1 / EN 1995-1-2
β₀ = 0.5 mm/min · D-s2,d0
Carbon stored
100EN 16449
1242 kg CO₂e/m³ stored

Robinia (Black Locust)

Robinia pseudoacacia

Density770 kg/m³
DurabilityDC 1–2 (very durable)
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Iroko (FSC certified)
Durability
78EN 350
35 yrs modelled mean service life
Stability
75WI-INTERNAL
Stability rating: High
Fire performance
88EN 13501-1 / EN 1995-1-2
β₀ = 0.5 mm/min · D-s2,d0
Carbon stored
100EN 16449
1065 kg CO₂e/m³ stored

Iroko (FSC certified)

Milicia excelsa

Density660 kg/m³
DurabilityDC 1–2 (very durable)
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