
Durable Foil Faced Glass Wool Insulation Board Heat Control for Ducts. Class A1 Non-Combustible: Meets strict fire protection requirements with Class A1 non-combustible performance. Customizable Dimensions: Thickness 25-100 mm and Size 1200x600 mm can be customized per project needs. Excellent Thermal Insulation: Features extremely low thermal conductivity for outstanding heat control. Moisture and Corrosion Resistant: Strong vapor barrier, anti-condensation, acid-alkali resistant, and anti-aging. Easy Installation: Flexible material that can be cut freely and installed conveniently. Sound Absorption: Provides good sound absorption and noise reduction capabilities. Eco-Friendly Material: Formaldehyde-free and meets green building environmental requirements.