Fitting securely between studs, joists and rafters, these NatraHemp insulation slabs from Thermafleece provide exceptional thermal insulation performance. Hemp is a low-impact, fast-growing plant crop that produces fine fibres suitable for insulation. Rich in home-grown hemp fibres, this NatraHemp medium-density insulation is a durable, efficient and safe option when you’d prefer to use plant fibres.
Offering excellent acoustic insulation in an array of systems, these Thermafleece NatraHemp slabs are harmless and can be installed without protective clothing or gloves. This is thanks to not being irritating to your respiratory tract, eyes or skin.
Features & Benefits: Thermafleece NatraHemp Insulation Slabs 70mm x 370mm – 15.98m2
- Suitable for a variety of roof, wall and floor applications
- 15.98m² total coverage
- 36 slabs per pack
- 1.2m length x 370mm width x 70mm thickness
- 25kg/m³ density
- 1800Jkg-1K-1 specific heat capacity
- 0.040W/mK thermal conductivity
- 1.75m²K/W thermal resistance
- 17% w/w water absorption at 100% RH
- Manufactured from hemp fibres
Compatible with a variety of roof, wall and floor applications, they can be used in your lofts and warms roofs, timber frame and solid walls and suspended ground floors and between floors.
Please note:
- It is recommended that you wear a dust mask in enclosed spaces such as lofts during installation.

















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