Thanks to its excellent products and quality services, UNT Duct is one of the leading wall insulation board manufacturers and suppliers in China. Welcome to buy the high quality and customized products from our factory. We will offer you the best service and fast delivery.
Wall Insulation Board
Wall Insulation Board is a high-performance thermal insulation material with outstanding thermal insulation as its core advantage.Its dense closed-cell structure forms an effective thermal barrier that minimizes heat transfer, significantly reducing energy consumption in buildings and industrial equipment while maintaining stable indoor or equipment temperatures.
The product also features excellent fire performance:adopting advanced flame-retardant technology, it complies with strict international fire safety standards (such as Class B1/B2).It self-extinguishes rapidly when removed from the ignition source, reducing the risk of flame spread and improving application safety.
Available Width: 600mm,1200mm
Available Length: 600mm, 1200mm, 2400mm
Available Thickness: 10mm to 80mm
PU/PIR Density: 30-36kg/m3
Panel Size: 3950mm*1200mm*20mm

Advantages of Wall Insulation Board
PU wall insulation panels offer outstanding all-round performance, delivering multiple benefits for buildings.
1. High-Efficiency Insulation & Energy Saving
With ultra-low thermal conductivity (≤0.024 W/(m·K)), PU panels provide excellent thermal insulation.Their closed-cell structure effectively blocks heat transfer, reduces cooling and heating energy consumption, lowers long-term operating costs, and meets green building requirements.
2. Excellent Waterproof & Durable
The closed-cell structure features high tightness and low water absorption, effectively preventing moisture, mold and wall damage.It protects the building structure and extends service life, ideal for basements, roofs and exterior walls.
3. Strong Bonding & Easy Installation
PU panels bond firmly to concrete, masonry and plaster.Simple construction, no complex pre-treatment, lightweight and easy to install, greatly improving efficiency and reducing structural load.
4. Safe & Widely Applicable
Treated with special technology, the panels achieve reliable fire resistance, with low smoke and non-toxic properties.Suitable for high-end residences, commercial buildings, cold storages, industrial plants and various high-standard insulation projects.
Wall Insulation Board

Thick Wall Thermal Insulation Board
Main Production Process of Polyurethane (PU) Foam Pre-Insulated HVAC Ductwork Panel

1. Raw Material Mixing

2. Aluminum Foil Embossing

3. PU/pIR Foam Injection

4. foaming & Laminating

5. Pre-insulated duct Cutting

6. duct panel Auto-stacking

7. Packing of Pre-insulated Duct

8. Stocking of pre-insulated duct
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