PVC Exhaust Fan Check Valve – 75/110mm Round Backdraft Damper

Improve airflow control in compatible ventilation systems with this practical backdraft damper for round exhaust ducts. Designed to allow outgoing airflow while helping reduce unwanted reverse airflow when the fan is off, it provides a simple upgrade for bathroom and kitchen ventilation setups. The PVC construction is lightweight and suitable for compatible duct installations. Available in 75mm and 110mm sizes for matching ventilation pipes.

Key Features

• One-way airflow control design.
• Practical exhaust fan check valve.
• Helps reduce reverse airflow through ducts.
• 75mm & 110mm size options.
• Round PVC construction.
• Suitable for compatible exhaust fan systems.
• Useful for kitchen & bathroom ventilation.

Why Choose Our Air Duct Check Valve?

This air duct check valve helps manage airflow direction without adding a complicated mechanism to your ventilation setup. It’s a practical choice for replacing or upgrading compatible round exhaust duct components.

Perfect For

• Bathroom exhaust fans
• Kitchen ventilation
• Round air ducts
• Ventilation upgrades
• Replacement duct fittings
• Home airflow systems

Product Specs

• Quantity: 1 Piece
• Material: PVC
• Sizes: 75mm / 110mm
• Shape: Round
• Type: Backdraft Check Valve
• Application: Compatible Ventilation Ducts

Keep Ventilation Flowing the Right Way

Add this practical ventilation pipe damper to compatible exhaust systems for improved airflow control.