Fireproof coated aluminum silicate flexible roll ventilation duct dedicated to fireproof one-dimensional large factory is trustworthy

Flexible aluminum silicate cotton fireproof wrapping material can be used for on-site construction and one-dimensional source production

Flexible fire-resistant wrapping with aluminum silicate fire-resistant roll material, specialized in one-dimensional qualification for air ducts, with fast delivery

Flexible fireproof wrapping, insulation, heat resistance, high temperature resistance, support customization, factory strength, one-dimensional

Smoke exhaust duct fire-resistant wrapping, open flame non combustible, fire-resistant for 2 hours, one-dimensional source direct supply

Special flexible fire-resistant package for air ducts, with a fire resistance of up to 2 hours and one-dimensional qualification, available in stock nationwide

Composite aluminum silicate smoke control flexible fireproof roll fireproof wrapping customized according to needs, A-level fireproof one-dimensional

Silicate refractory fiber flexible fireproof roll, aluminum silicate fiber refractory roll, fireproof wrapping one-dimensional