Phenolic Duct Board (Galvanized Steel)

Experience the superior performance of our Phenolic Duct Board (Galvanized Steel) specifically designed for air duct insulation. With its high-density phenolic foam core and robust galvanized steel exterior, this duct board provides outstanding insulation properties, energy efficiency, and fire safety. Whether constructing new duct systems or upgrading existing ones, our Phenolic Duct Board ensures optimal thermal performance, reduced energy consumption, and enhanced indoor comfort.

Product Specifications:

Test itemstechnical indicatorsTest itemstechnical indicators
Length/Width (mm)2000×1200,3000×1200,4000×1200 (customizable)Leakage≤1.2%
Core Density50-65 Kg/m3smoke concentration≤9, no toxic gas release
water absorption≤3.7%Dimensional stability≤2% (70±2°C,48h)
Thermal Conductivity0.019-0.02W (m/K)Oxygen Index≥45
heat resistance-150℃~150℃Fire resistance time>1.5h
airflow15M/sFormaldehyde emission≤0.5Mg/L
Compressive strength≥0.18MPaFire-proof levelA
tensile strength≥1.1Mpathermal resistance0.86m2K/W
regular thickness20mm,25mm,30mm(customizable)

Enhanced Thermal Performance

Advanced Insulation Technology

Our Phenolic Duct Board (Galvanized Steel) incorporates advanced insulation technology to deliver exceptional thermal performance. The high-density phenolic foam core offers superior insulation properties, minimizing heat transfer and ensuring efficient temperature control within the duct system. The galvanized steel exterior enhances durability and protects the insulation, optimizing energy efficiency and reducing heat loss or gain.

Superior Fire Safety

Non-Combustible Protection

Fire safety is paramount in duct systems, and our galvanized steel Duct Board excels in providing non-combustible protection. With a fire rating of A class, the duct board does not burn, preventing the spread of flames and safeguarding the building occupants. Additionally, it exhibits low smoke density and releases no toxic gases, ensuring a safe environment in case of fire incidents.

Durable and Reliable

Long-Lasting Performance and Air Tightness

Our Phenolic Duct Board (Galvanized Steel) is engineered for durability and reliability. It boasts excellent compression and bending strength, withstanding the demands of duct system installations. The galvanized steel exterior provides structural integrity and resistance to external factors. The duct board’s exceptional dimensional stability and low air leakage ensure optimal air tightness, reducing energy loss and maximizing system efficiency.


Elevate your duct systems’ thermal performance, energy efficiency, and fire safety with our Phenolic Duct Board (Galvanized Steel). Its high-density phenolic foam core and durable galvanized steel exterior provide superior insulation, reduced energy consumption, and enhanced fire protection. Benefit from its long-lasting performance, air tightness, and ease of installation. Choose our Phenolic Duct Board for outstanding air duct insulation.

Application of phenolic duct board (galvanized steel):

Phenolic Duct Board fortified with Galvanized Steel offers robustness, durability, and resistance to corrosion, making it suitable for a multitude of applications. Here are its primary application fields,Industrial Establishments,Infrastructure Projects,Healthcare Facilities,Residential Buildings,Educational Institutions,Data Centers,Agricultural Facilities。

The Phenolic Duct Board with Galvanized Steel ensures that your HVAC systems not only function efficiently but also stand the test of time even in challenging environments.


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