IndiTherm® i-Joist Backer Blocks - Hemp Insulation Backer Blocks
Verified by manufacturer 2 months ago
Carbon negative, vapour breathable and bio-based UK hemp flexible insulation.
Application
Suitable for engineered timber i-beams/ joists and closed panel systems.
Description
IndiTherm® i-joist backer blocks are a bio-based, UK made thermal insulation for engineered timber i-beams/ joists and closed panel systems.
Features and benefits:
- Cut to size for easy fitting with i-joists.
- Climate-friendly bio-based insulation.
- Made with UK grown industrial hemp.
- Healthy and soft to touch for installers.
- Net negative embodied carbon.
- Thermal and moisture buffering properties.
- Low-density heat storage - indoor temperatures stay warm in winter and cool in summer.
- Healthy indoor air quality.
- Durability tested under extreme conditions.
- British Board of Agrément (BBA)-certified.
General information
Color | Beige |
Finish | Natural |
Material | Hemp |
Shape | Rectangle |
Length | 1200 mm |
Width | 70 mm 105 mm 110 mm 115 mm 210 mm |
Height | 20 mm 30 mm |
Uniclass | |
CAWS | P10/45 Insulation laid between floor joists P10/15 Insulation fitted between rafters P10/10 Loft insulation P10/240 Insulation fitted between floor joists P10/160 Loose laid loft insulation P10/140 Insulation fitted between rafters |
Specification data - Hemp fibre insulation
Third-party certification | British Board of Agrément (BBA)-certified. |
Form | Batts. |
Thermal conductivity (maximum) | 0.040 W/m.K . |
Thickness | 20 mm.30 mm. |
Density | 45 kg/m³. |
Facing | None. |
Fire performance | Reaction to fire, Euroclass E,s1,0. |
Sound insulation rating | Sound reduction, 40 dB (50 mm+) minimum. |
Recycled content | None permitted. |
Dimensions | 70 x 1200 mm. 105 x 1200 mm. 110 x 1200 mm. 155 x 1200 mm. 210 x 1200 mm. Manufacturer guidanceWidth x length. |
Specific heat | 2100 J/(kgK) . |
Water vapour diffusion resistance – µ value | 1.3. |
Sustainability data
Contains Red List materials | No |
Country of material origin | United Kingdom |
Country of product manufacture | United Kingdom |
Material | Hemp |
Embodied carbonA1-A3 (production stage) as defined in BS EN 15804 | Manufacturer guidance-0.79 kgCO2eq/kg (net negative). |
Recyclability | Manufacturer guidanceCan be used at end of life or offcuts can be shredded and made into more of the same product. |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 0 % |
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