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NRD one-way valve
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- Manufactured according to JIS G3302 standards, ensuring high tightness and durability
- Automatically prevents return air flow, ensuring one-way circulation
- Compact design, stable operation, no power source required
- Automatically prevents return air flow, ensuring one-way circulation
- Compact design, stable operation, no power source required
NRD (Non Return Damper) one-way valve is a device used to control air flow in the ventilation system, only allowing air to flow in one direction and automatically closing when there is reverse air flow. The valve operates based on a flap or spring mechanism, helping to prevent air reflux, ensuring operating efficiency and protecting the system.
Application
NRD one-way valve is used in ventilation systems, air conditioning (HVAC), smoke extraction and fresh air supply systems at buildings, factories, commercial centers and industrial projects.
Technical specifications
- Material: Galvanized steel, aluminum or stainless steel
- Valve type: Square or round
- Dimensions: According to system design
- Operating mechanism: Automatic flap or spring
- Working pressure: Low / Medium / High pressure
- Working temperature: According to material and environment
- Applicable standards: JIS G3302
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