DuPont de Nemours Inc's (DD) Performance Building Solutions recently introduced Tyvek Trifecta, its newest generation breather membrane. The novel product provides great fire and moisture protection, making it an ideal choice for high-rise building external walls. It comes in a handy and lightweight 1.5m × 25m roll size. Tyvek Trifecta is a non-combustible breather membrane that offers all of the benefits of a conventional Tyvek breather membrane, but with A2-s1, d0 Class Fire Performance according to the c ...