Thanks to its excellent products and quality services, UNT Duct is one of the leading pir pre-insulated duct board australia 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.
PIR Pre-insulated Duct Board Australia
PIR pre-insulated duct boards with a black inner foil and silver outer foil are a high-performance solution that is well-suited for the country's demanding HVAC sector. The product design appears tailored to meet specific needs for energy efficiency, hygiene, and compliance with Australian building standards.
This specific duct board is a prefabricated panel system consisting of a rigid Polyisocyanurate (PIR) foam core (52 kg/m³ density) sandwiched between two layers of aluminum foil. The unique feature is its dual-faced design:
Inside Layer (Black Aluminum Foil): This is the key feature for the Australian market. It is designed for the interior of the air duct. The black foil provides an anti-corrosion layer. Crucially, it is also described as having antibacterial properties, making it a highly suitable choice for environments requiring strict hygiene and cleanliness, such as hospitals, food processing facilities, and clean rooms.
Outside Layer (Silver Aluminum Foil): This standard silver foil serves as the protective exterior of the duct, providing a durable surface that is easy to clean and maintain.

Key Advantages of PIR Pre-insulated Duct Board for Australian Market
Compliance and Safety:
Australia's building standards are world-renowned for their stringency. This PIR duct board is engineered to meet these requirements, with a fire rating of BS 476 Part 6 & 7 Class 0, a crucial factor in gaining approval for use in commercial and residential projects. It also aligns with the AS/NZS 1530.3 standard for thermal insulation materials used in building services, which is the key performance benchmark.
Superior Energy Efficiency:
The PIR foam core offers excellent thermal insulation, with a low thermal conductivity of approximately 0.022 W/(m·K). This enhances energy efficiency and lowers operational costs, a significant benefit for building owners and managers.
Lightweight and Easy to Install:
Pre-insulated duct boards are significantly lighter than traditional galvanized sheet metal systems. This reduces the load on building structures and speeds up installation, saving on labor costs and time.
Moisture and Corrosion Resistance:
The closed-cell structure of the PIR foam, combined with the protective aluminum foil facings and corrosion-resistant lacquer, provides inherent resistance to moisture, water absorption (≈0.1%), and corrosion. This ensures long-term durability and stable performance.
Main Production Process of PIR Pre-insulated Duct Board Australia








Our Honor & certificate
Since its establishment in 2013, UNT has obtained 17 patents and earned numerous industry honors. We are also certified to the ISO 9001, ISO 14001, and ISO 45001 international management standards.
December 2020: Awarded the National High-Tech Enterprise Certificate and the Fujian Provincial High-Tech Enterprise Certificate
December 2023: Awarded the National High-Tech Enterprise Certificate and the Fujian Provincial High-Tech Enterprise Certificate
November 2024: Listed in the Fujian Provincial List of Specialized, Refined, Differentiated and Innovative Small and Medium-Sized Enterprises








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