Non-Return Valve 100mm Stainless Steel with Rubber Seal for Indoor Ventilation Duct

Material: Stainless Steel and Iron

Diameter: 100 mm (Round)

Color: Silver

Included Components: 1 check valve with black rubber seal and white foam strip

Compatible Duct Type: Circular ducts only. This check valve is designed for indoor ventilation systems. Made of stainless steel and iron, it ensures high strength. The black rubber seal improves the duct's airtightness and reduces noise. A white foam strip stabilizes the installation. This device allows unidirectional airflow, ideal for exhausting air in various spaces such as offices or greenhouses.

Made of stainless steel and iron, this check valve offers a robust, corrosion-resistant structure for extended service life in your ducts. Equipped with a black rubber seal on the rim, this accessory guarantees optimal sealing while significantly reducing noise during operation.

The white foam strip on the outer ring increases friction to keep the damper in place and prevent accidental movement within the pipe. Thanks to its automatic opening mechanism, this damper ensures efficient one-way airflow to prevent the return of impurities to your living space. Compatible with 100 mm circular pipes, this product can be installed horizontally or vertically in homes, offices, workshops, and central ventilation systems.