Knauf Insulation Atmosphere™ air ductboard with ECOSE® technology is a rigid glass mineral wool board faced on one side with a foil scrim kraft (FSK) vapor retarder and with a light weight non-woven mat on the airstream surface. It is used to fabricate rectangular or Max10 air duct systems. Available in two stiffness ratings, EI-475 or EI-800. Both types are available with butt edge or factory molded male female shiplap edges.
Knauf Insulation Atmosphere™ Air Ductboard with ECOSE® Technology, 120 in L, 48 in W, 1-1/2 in Thick, Glass Mineral Wool, Reinforced Aluminum Foil, Mat Airstream, Brown, 250 deg F
| Thickness | 1-1/2 in |
| Color | Brown |
| Temperature Rating | 250 deg F |
| Length | 120 in |
| Width | 48 in |
- Low thermal conductivity of 0.23 at 75 deg F mean temperature
- Low installed cost pre-insulated duct system
- Excellent acoustical characteristics
- Assured insulation thickness, shiplap joints and FSK vapor retarder
- Meets the fire and smoke safety regulations of most federal, state and local building codes
- Fabrication in shop or on jobsite
- Low emitting for indoor air quality considerations
- One trade required to fabricate and install system
- Minimum capital investment for fabrication equipment
- ECOSE® mat facing ensures a smooth airstream surface for a clean cut and durability
- Quiet, efficient air delivery
- Reduces noise generated by air turbulence and mechanical equipment
- Eliminates "booming" and "cracking" sounds caused by sheet metal duct contraction and expansion
- 1 yr limited warranty
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