// SPEC · Mineral Wool
Glass Wool Duct Board 32 kg/m³ Foil-Faced
Glass Wool Duct Board 32 kg/m³ with factory-applied aluminium foil facing for HVAC duct fabrication. Moisture barrier facing, low air resistance, and Class A2 fire rating for commercial air conditioning ductwork.
// Key Features
- Factory-laminated aluminium foil facing provides integral vapour and moisture barrier
- Grooved board format enables score-and-fold rectangular duct fabrication without metal casing
- Low surface air resistance factor meets ASHRAE 90.1 duct leakage class requirements
- Class A2 composite fire rating for use in supply and return air plenum applications
// Technical Specifications
| Fire Class | A2 |
| Binder Content (%) | 5 |
| Bulk Density (kg/m³) | 32 |
| Max Service Temp (°C) | 250 |
| Thermal Conductivity at 25°C (W/m·K) | 0.033 |
// Applications
Rectangular central air conditioning supply air duct fabricationAir handling unit internal insulation liner boardFan coil unit discharge duct and plenum boxPharmaceutical cleanroom HVAC supply air ductworkCommercial building ceiling return air plenum insulation
// Quick Specs
Max Temperature250°C
Thermal Conductivity0.033 W/(m·K) at 25°C
Density32 kg/m³
StandardGB/T 13350
// Get Pricing
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