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Smooth-Flow In-Line Gravity Back Draft Damper | 150mm Diameter | Minimal Airflow Resistance | Automatic Flap Closure | by Fantech
The Smooth-Flow In-Line Gravity Back Draft Damper is designed to prevent backdraft in ventilation systems, featuring a 150mm diameter and a unique design that minimizes airflow resistance. Ideal for both residential and commercial applications, this damper automatically closes the flap when the fan is off, protecting fan motors from burnout and ensuring efficient operation.
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Product Name/Title: Smooth-Flow In-Line Gravity Back Draft Damper | 150mm Diameter | Minimal Airflow Resistance | Automatic Flap Closure | by Fantech
Brand: Fantech
SKU: SJK150U
Alternatively Known As: Backdraft Damper, Gravity Backdraft Damper, In-Line Backdraft Damper, Ventilation Backdraft Damper
Technical Specifications
- Diameter: 150mm
- Type: Gravity backdraft damper
- Material: Durable construction for long service life
- Operation: Flap closes when fan is off to prevent backdraft
- Dimensions (H x L x W): 150mm x 150mm x 150mm
- Weight: 1.5 kg
Key Features
- Unique design provides minimal resistance to airflow
- Flap closes automatically when the fan is off
- Superior performance compared to conventional spring-loaded backdraft dampers
Professional Installation Requirements
- Installation by a qualified HVAC technician or electrician is recommended to ensure proper fit and function.
Applications
- Prevents backdraft in rangehoods and household vent systems
- Protects fan motors from burnout caused by reverse rotation
- Suitable for residential and commercial ventilation systems
Standards & Compliance
- Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Reduces energy waste by preventing unwanted air escape
- Protects ventilation system components, extending equipment lifespan
Warranty Information
Standard manufacturer warranty applies. Please refer to Fantech warranty terms for details.
Available Now
The Fantech Smooth-Flow In-Line Gravity Back Draft Damper 150mm is available for immediate purchase, ideal for residential and commercial ventilation systems.
Exhaust Fan Airflow Calculator
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