Wood fibre insulation board
Pressed softwood-fibre boards used for thermal insulation in roofs, walls, and floors. Higher density than mineral wool; excellent summer thermal storage.
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Carbon properties
GWP A1–A3 (cradle-to-gate)
31 kgCO2eq/m3
From EN 15804+A2 EPD. Includes biogenic uptake where the EPD reports module D-1 with the biogenic carbon flag.
Biogenic carbon factor
-1.4 kgCO2/kg
Net biogenic carbon per kg of material. Negative = stored. Independent of process emissions.
In-use durability
60 yr
CRCF Carbon Storage Product (≥35 yr)
Eligible
Sink bucket: carbon storage product
Physical and structural
Thermal conductivity
0.038 W/m·K
Density
140 kg/m³
Fire rating (Euroclass)
E
Structural
Non-structural
Compliance and market
NTA 8230 biobased calc
Compliant
Dutch standard for biobased-share calculation; recognised by partner curators across the EU as the canonical method.
MPG shadow price (NL)
€0.28/m²
Milieuprestatie Gebouwen — Dutch environmental shadow price contribution per m². The closer to zero (or negative), the better the project scores against the Bepalingsmethode.
Supplier capacity (annual)
480,000 tonnes/yr
Aggregate known production capacity across documented producers in this material category.
Certifications
- CE
- Natureplus
- FSC
- PEFC
Sources
- BPavatex (2023). Wood fibre insulation boards — EN 15804+A2 EPDs for Pavaflex, Isolair and Diffutherm product ranges. Manufactured in Switzerland and France; declared biogenic carbon content + thermal conductivity.