Pre-insulated PU HVAC Duct

Pre-insulated PU HVAC Duct

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Pre-insulated PU HVAC Duct is an integrated prefabricated HVAC air distribution system, combining thermal insulation, airtightness and structural stability. It is widely used in commercial, residential and industrial green buildings for its energy efficiency and easy installation.
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UNTDuct PU System
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Thanks to its excellent products and quality services, UNT Duct is one of the leading pre-insulated pu hvac duct 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.

 

Pre‑insulated PU HVAC Duct: Efficient and Sustainable Air Distribution Solution

 

Pre-insulated PU HVAC Duct is an integrated prefabricated HVAC air distribution system, combining thermal insulation, airtightness and structural stability. It is widely used in commercial, residential and industrial green buildings for its energy efficiency and easy installation.

 

Panel Structure: Sandwich Panel (Alu. Foil+PIR Foam+Alu. Foil)
PIR Density: 52kg/cbm
Standard Dimension: 3950mm*1200mm*20mm
Alu. Foil thickness: 0.06mm (Embossed)
Packing: 10 sheets/ Cardboard box

 

Container Loading:
40'HQ Container:
3950*1200*20mm, 10 sheets packed in one carton, total 660sheets
2900*1200*20mm, 10 sheets packed in one carton, total 880sheets
20'GP Container: 2900*1200*20mm, 10 sheets packed in one carton, total 400sheets.

Pre-insulated PU HVAC Duct

Compared with G.I. Duct, why choose Pre‑insulated PU HVAC Duct ?

Pre-insulated PU HVAC Duct

Compared with traditional G.I. (Galvanized Iron) Ducts, Pre-insulated PU HVAC Duct has obvious advantages:

 

Superior Energy Efficiency: Integrated PU foam core (0.020W/(m·K)) avoids insulation gaps of G.I. Ducts, cutting HVAC energy consumption by 20%–30%.

Lightweight & Faster Installation: 70% lighter than G.I. Ducts, no on-site insulation needed, saving 40%–60% installation time and labor costs.

Better Moisture Resistance: Closed-cell PU foam (water absorption ≤0.1%) prevents condensation and rust, unlike G.I. Ducts prone to such issues.

More Hygienic: Smooth aluminum surface resists dust/bacteria (easy to clean), meeting cleanroom standards that G.I. Ducts rarely satisfy.

More Durable: No rust/deformation, 20–50 years service life (far longer than G.I. Ducts) with minimal maintenance.

Superior Sound Damping: PU foam absorbs noise/vibration, quieter than G.I. Ducts which amplify noise.

Application of Pre‑insulated Polyurethane (PU) HVAC Duct

 

With excellent comprehensive performance, Pre-insulated PU HVAC Duct is widely used in various fields:

- Commercial Buildings: Office towers, shopping malls, hotels, airports, railway stations and stadiums (prioritizing energy efficiency and comfort).

- Residential Complexes: High-rise apartments, villas and residential communities with central air conditioning (providing comfortable, energy-saving environments).

- Hygiene-Sensitive Areas: Hospitals, operating rooms, pharmaceutical labs, food processing plants and cleanrooms (meeting strict hygiene standards).

- Special Environments: Cold storage, data centers, basements and coastal buildings (requiring moisture resistance, thermal stability and durability).

With the growing demand for energy conservation and green construction, Pre-insulated PU HVAC Duct will play a more important role in sustainable urban development and low-carbon construction.

Pre-insulated Duct System

How are Pre‑insulated Polyurethane (PU) HVAC Duct Panels Produced?

Raw Material Mixing for Pre-insulated Duct

1. PU Raw Material Mixing

Aluminum Foil Embossing for Pre-insulated Duct

2. Aluminum Foil Embossing

PU Foam Injection for Pre-insulated Duct

3. PU Foam Injection

Foaming and Laminating for Pre-insulated Duct

4. pU foaming & Laminating

Cutting of Pre-insulated Duct

5. pU Pre-insulated duct Cutting

Auto-Stacking of Pre-insulated Duct

6. duct panel Auto-stacking

Packing of Pre-insulated Duct

7. Packing of Pre-insulated Duct

Stocking of  Pre-insulated Duct

8. Stocking of pre-insulated duct

 

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