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Delivering Climate Positive Impact

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Bio Flex Natural, Sustainable, breathable


£10.00£48.00 (ex. Vat)

HEMSPAN® Bio Flex natural fibre hemp insulation is made with technical hemp fibres. Bio Flex has very low water vapour diffusion resistance and excellent thermal and acoustic properties. With its outstanding thermal performance and flexibility, it entirely replaces glass and mineral wool insulation. It is ideally suited for internal, thermal or acoustic insulation and perfect for sustainable construction.



– Loft insulation

– Pitched roofs, between rafters, joists and studs

– Between floor joists

– Internal acoustic wall insulation

– Inserted into ceiling frames and suspended soffits

– Partition walls


Sizes: 1100mm x 600mm | 1100mm x 370mm

Depths: 50mm = £7.27/sqm | 100mm = £14.55/sqm

(Bespoke sizes available for large orders)

Bio Wall natural, sustainable, breathable


£9.00£18.00 (ex. Vat)

HEMSPAN® Bio Wall natural fibre hemp insulation is semi-rigid and eco-friendly. Made with technical hemp fibres, Bio Wall replaces the need for polystyrene, glass, and mineral wool insulation. Ideally suited to external, thermal or acoustic insulation, Bio Wall offers excellent thermal performance.



– External walls

– External panelling

– Internal thermal and acoustic wall insulation

– Flat roofs with mechanical fixings

– Pitched roofs


Size: 1100mm x 600mm

Depths: 50mm = £13.64/sqm | 100mm = £27.27/sqm

(Bespoke sizes available for large orders)

Bio Block Hero Image

HEMSPAN® Bio Block

£350.00 (ex. Vat)

Bio Block is a superior material combining insulation and thermal mass properties. Composed of hemp shiv, hydrated dolomitic lime and probiotics.


Size: 500mm (w) x 200mm (h)

120 blocks of 80mm depth (12sqm)

80 blocks of 120mm depth (8sqm)

40 blocks of 250mm depth (4sqm)

30 blocks of 300mm depth (3sqm)