Cork
Harvested from cork oak bark without harming the tree, cork panels are filled with tiny air cells — naturally insulating, sound-absorbing, and moisture-resistant.
Characteristics
Advantages
Excellent acoustic insulation
Excellent thermal insulation
Vapour-permeable and moisture-regulating
Low susceptibility to fire and pests
Disadvantages
Bulky to transport and store
Sensitive to moisture if unprotected
Limited availability
Expensive