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Wool vs Synthetic

Environmental performance comparison

 

 

 

Latitude

 

Synthetic insulation 

Recyclable

Yes Not currently – Can be re-used although there are no facilities for recycling

Renewable resource

Yes No
(although some brands use a portion of recycled glass)

Low embodied energy

Yes No

Safe to install

Yes (non hazardous fibre) Some require protective clothing including gloves and masks

Biodegradable

Yes No

High natural content

Yes No

Emissions

No Manufacturing can result in the emission of chlorides, fluorides, particulates and solvents.  Emits toxic fumes when burned.

Breathes

Yes No

Condensation

Wool absorbs and desorbs moisture thus helping to prevent condensation. Synthetic fibres do not absorb and desorb moisture.

Non flammable

Yes Yes (but may emit harmful gases when burned)

Appraised

Yes Yes (Various levels of approval depending on product)