UNTDuct Polyisocyanurate (PIR) Foam Insulation Air Duct Board for HVAC Ductwork



The UNTDuct PIR System isn't just made of pre-insulated aluminum panels-it also includes all the accessories, tools, and expertise you need to build and install the ductwork perfectly.
At the core of the system is the UNTDuct Polyisocyanurate (PIR) Foam Insulation Air Duct Board for HVAC Ductwork: a "sandwich" panel with aluminum sheets on the outside. Inside, it has closed-cell polyisocyanurate (PIR) foam insulation, which has a density of 55 kg/m³.
Thanks to the PIR foam's great insulation, ductwork made with UNTDuct PIR pre-insulated panels is extremely high-quality. These panels also offer other big benefits: they keep the air inside clean, have a smooth outer look, last a long time, and are lightweight-so they're easy to move, handle, and install.
You can put UNTDuct PIR duct systems almost anywhere: inside or outside a building, out in the open or hidden behind a false ceiling. They work well for both homes and commercial spaces (like offices or shops).
Plus, these pre-insulated panels are a top choice for special industries-such as food processing, electronics, medicine manufacturing, and hospitals or medical centers. These places need ductwork that meets very high standards for quality and cleanliness, and UNTDuct PIR delivers that.
Internal Use:
Panel Structure: Silver Alu. / PIR Foam / Silver Alu.
Foam Density: 55kg/m3
Panel Dimension: 3950mm*1200mm*20mm
Alu. Foil: Embossed 60 Micron (80 Micron Aluminum is available)
Advantages of UNTDuct Polyisocyanurate (PIR) Foam Insulation Air Duct Board for HVAC Ductwork:

- Boasting a thermal conductivity value of just 0.022w/m.k, our product offers superior thermal insulation, enabling optimal utilization of air handling unit capacity, enhancing efficiency, and lowering operational expenses.
- Compared to traditional sheet metal ducts, our product is incredibly lightweight, reducing the load on structures, supporting points, labor costs, and materials required for installation.
- The UNTDuct PIR System boasts air-tightness that is eight times superior to that of conventional ducts.
- The internal surfaces of the ducts are lined with aluminum, ensuring hygiene, cleanliness, an attractive appearance, and suitability for the food industry.
- Featuring a sandwich structure (aluminum-insulating material-aluminum), our product ensures excellent acoustic performance. The insulating material effectively dampens vibrations and reverberations, enhancing comfort in environments where UNTDuct is installed.
- Ducts can be easily manufactured on-site, offering significant savings on transportation costs.
- UNTDuct PIR Panels exhibit low fire participation, do not drip, and emit smoke with reduced opacity and toxicity. They comply with the strictest international regulations.
- The outer aluminum coating, combined with the insulating material, provides durability, rigidity, and excellent resistance to corrosion, erosion, and deformation, even in specialized applications.
Specification of Polyisocyanurate (PIR) Foam Pre-insulated Duct Panel
|
Item |
Unit |
Specification |
|
Standard Panel Size |
mm |
3950*1200*20 |
|
Alu. Foil Thickness |
mm |
0.06 or 0.08 |
|
Foam Density |
kg/m3 |
55 |
|
Fire Safety (BS476Part 6&7) |
|
Class 0 |
|
Thermal Conductivity |
w/m.k |
0.020 |
|
Compressing Strength |
Mpa |
0.2 |
|
Bending Strength |
Mpa |
2 |
|
Water Absorption |
% |
≤0.1 |
|
Dimension Change |
% |
0.3 |
|
Working Temperature |
℃ |
-60 to +80 |
|
Max Pressure in duct |
Pa |
1500 |
|
Maximum Allowable Wind Velocity |
m/s |
≤15 |
|
Max Continuous Running Temperature |
℃ |
≤70 |
|
Lifespan of PIR Air Duct |
years |
>20 |
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