(99×88×0.5mm) DN check valve, drain valve

General descriptionThe DN check valve is designed for easy installation and efficient airflow management. It opens and closes automatically, allowing airflow in one direction only, making it ideal for various applications such as AC units, dryer vents, heating ducts, extractor hoods, and range hoods. This valve is particularly suitable for use with exhaust fans, bathroom fans, and attic fans.Technical specificationsDimensions: 99×88×0.5 mmMaterial: Galvanized sheet steel housing, aluminum blades, steel shaft and springTemperature resistance: Up to 140°CInstallationBest installed horizontally, fully inserted into the ductVertical installation is also applicableCan be inserted directly into non-flexible metal or plastic pipeFor flexible pipes, use hose clamps to secure the check valveUsageThe foam rubber seal on the flap reduces operating noise and provides an additional airtight seal, enhancing the overall performance of the valve.