Class A Non-Combustible Glass Wool Blanket with Custom Lengths and Low Thermal Conductivity for Roof Insulation
This product is a glass wool blanket specially designed for light steel structure roof insulation. It is manufactured from high-quality glass through high-temperature melting, centrifugal spinning, and the application of a specialized thermosetting resin.
Available in unfaced (bare) form, it is specifically engineered for double-layer metal roof insulation systems.
The blanket can be customized in length according to project requirements, reducing on-site splicing and material waste while significantly improving installation efficiency.
It achieves a Class A non-combustible rating, ensuring superior fire safety performance. It is widely used in roof insulation for light steel structures such as industrial plants and logistics warehouses.
- Roof insulation filling for light steel industrial plants and logistics warehouses (double-layer metal deck roofs)
- Roofing for exhibition centers, stadiums, airport terminals, and other public buildings
- Light steel building envelopes requiring fire resistance, thermal insulation, and sound absorption
- Suitable for roof insulation systems in cold regions and hot summer/cold winter zones
| JHY-FG16 | JHY-FG24 | ||
|---|---|---|---|
| Density | kg/m3 | 16 | 24 |
| Size | mm | 50/75/100*1200*Length | 50/75/100*1200*Length |
| Face | -- | Unfaced | Unfaced |
| Combustibility | -- | Class A | Class A |
| Thermal Conductivity(25℃) | W/(m·K) | 0.037 | 0.035 |
- Class A Non-Combustible – does not burn, melt, drip, or produce smoke
- Lightweight & Easy to Install – Low density, lightweight rolls, easy handling and installation
- Custom Lengths for High Efficiency – Length can be customized to minimize splicing and reduce material waste
- Low Thermal Conductivity – Fine, uniform fibers; stable insulation performance
- Excellent Resilience & Uniform Density – Resists settling over time, maintaining effective insulation thickness
- Acoustic Absorption – Porous fiber structure effectively absorbs medium-to-high frequency noise, particularly reducing rain noise impact on metal roofs
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