PVC Exhaust Fan Backdraft Damper 75mm 110mm Round Air Duct Check Valve

Keep unwanted reverse airflow and odors from creeping back into your space. This backdraft damper provides one-way airflow for bathroom, kitchen, and household ventilation systems, helping exhaust air move out while limiting air from flowing back in. Its compact round design works with compatible PVC pipes and flexible aluminum foil ducts. A practical exhaust fan check valve for cleaner, more controlled ventilation.

Key Features

• One-way valve design helps reduce reverse airflow and odor backflow.

• Suitable for 75mm and 110mm PVC ventilation pipe configurations.

• Compatible configurations support 80mm or 100mm aluminum foil ducts.

• Durable plastic construction for everyday ventilation applications.

• Ideal as an air duct check valve for kitchens and bathrooms.

• Multiple connection configurations provide flexible installation options.

Why Choose Our PVC Exhaust Fan Backdraft Damper
Unlike a basic open duct fitting, this ventilation check valve incorporates a damper that helps control airflow direction. Its versatile connection options make it suitable for several PVC pipe and flexible duct setups, reducing the need for complicated ventilation modifications.

Perfect For
Bathroom exhaust fans, kitchen ventilation systems, range hood ducting, shower rooms, household air ducts, and other compatible exhaust installations.

Product Specs
Material: Plastic
Compatible PVC Pipe Sizes: 75mm, 110mm
Compatible Flexible Duct Sizes: 80mm, 100mm depending on configuration
Shape: Round
Function: One-way airflow and backdraft reduction
Quantity: 1 PC

Keep Your Ventilation Flowing the Right Way
Upgrade your exhaust setup with a simple, practical solution designed to reduce unwanted backflow and keep your ventilation system working efficiently.