Isolmant IsolGypsum Perfetto consists of a Type A board — a standard board made of a rehydrated hemihydrate gypsum core, faced on both sides with cellulose material — coupled with Isolmant Perfetto, the special Isolmant Fibtec fibre, recycled from technical textiles, with density increasing throughout its thickness, offering high acoustic and thermal performance, and being fully ecological, hypoallergenic and recyclable.