Product Description

Fiberglass composite duct is a kind of high intensity duct, taking the centrifugal glass wool as ***** has good thermology and ***** feature:light texture, easy making, clean and environmental protection, heat preservation and sound insulation, reach the fireproof standard of Level-A, elegant and durable, non-toxic, safety use, disposable investment, no maintenance fees. Product parameters 1 fire rating (GB********7)    Class A flame retardant 2, bulk density ****0kg / m3 3, water absorption of less than 0.5% 4, thermal conductivity    *4 at room temperature, product thermal conductivity is less than 0.**5V / M · K 5, heat resistance **0 ~ **0 6, compression strength of *0%: 0.*9Mpa 7, formaldehyde emission 0.*0, mg / L (standard 1.5)