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Delta Flex – UL Listed Class 1 Flexible Duct

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Applications: High-Rise Commercial Towers, Public Safety Infrastructure. Key Features: UL 181 Class 1 Certified, High-Density Fiber Glass (32 $kg/m^3$). Compliance: NFPA 90A & 90B, Dubai Green Building Code, DCL Certified.

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Delta Flex is a high-performance flexible duct that is UL Listed according to the UL 181 Class 1 standard. It is constructed with a reinforced metalized PET outer jacket and a double-layer ALU PET and clear polyester inner core. This product is specifically engineered for projects that demand the highest fire safety ratings and compliance with international building codes.

Real-World Applications

  • High-Rise Commercial Towers: Essential for meeting fire safety codes in skyscrapers and premium office buildings.

  • Public Safety Projects: Used in government buildings and educational institutions where UL-listed components are a mandatory requirement.

  • Green Building Developments: Confirms with the Dubai Green Building Code and features DCL-certified insulation.

Specification: (from product catalog)

  • Class: 1 (UL Listed)

  • Inner Core: Double layer ALU PET & clear polyester

  • Operating Temperature: -30°C to +150°C

  • Insulation Density: 32 $kg/m^3$

  • Max Velocity: 5000 FPM (25.5 m/s)

  • Max Positive Pressure: 10″ W.C. (2.5 KPa)

Authorized Distribution in Sri Lanka

Incube Holding Sri Lanka is the primary sales and distribution agent for Delta Duct air conditioning solutions and HAPRI building insulation products. We provide direct access to these high-quality enterprise building materials, specializing in Thermal and Acoustic Insulation Solutions across Sri Lanka.

For reliable, durable, and international-standard air distribution systems, trust the partnership between Delta Duct and Incube Holding.

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