Product Overview
From the materials to the finish, the 4 Inch Backdraft Damper (female) – Inline Duct Connector – Round Plastic Check Valve for HVAC Exhaust & Ventilation Systems – One Way Airflow Vent Flap – Backflow Preventer with Gravity Flap reflects lightweight choices that support satisfying experience in common scenarios. Constructed using Plastic, measuring 4 Inch, available in White. Notable features include compatibility male and male fit, contributing to its versatile character.
Key Features
- COMPATIBILITY – Male fit coupler is designed for standard round ventilation ducts used in bathroom fans, inline extractor fans, hydroponics setups, and general air movement systems.
- DURABLE PLASTIC CONSTRUCTION – Air Duct Connector is made from lightweight, corrosion-resistant PVC that performs reliably in temperatures from 23°F to 140°F, making it suitable for everyday ventilation use.
- BUILT-IN BACKDRAFT PROTECTION – Designed to allow airflow in one direction only, helping prevent reverse air movement, drafts, and unwanted odors entering the duct system.
- QUIET & LOW-RESISTANCE OPERATION – Balanced lightweight flap opens easily under airflow and closes gently when the fan stops, maintaining smooth, efficient ventilation without mechanical noise.
- EASY INSERT INSTALLATION – Simple push-in design allows quick installation inside ducting without complex tools, suitable for residential and commercial ventilation setups.
Why Choose the LIRAST 4 Inch Backdraft Damper (female) – Inline Duct Connector – Round Plastic Check Valve for HVAC Exhaust & Ventilation Systems – One Way Airflow Vent Flap – Backflow Preventer with Gravity Flap
The 4 Inch Backdraft Damper (female) – Inline Duct Connector – Round Plastic Check Valve for HVAC Exhaust & Ventilation Systems – One Way Airflow Vent Flap – Backflow Preventer with Gravity Flap approaches ventilation equipment from a value-driven perspective, with compatibility male that produces practical use. A solid choice for users who value substance.
Best For
The LIRAST 4 Inch Backdraft Damper (female) – Inline Duct Connector – Round Plastic Check Valve for HVAC Exhaust & Ventilation Systems – One Way Airflow Vent Flap – Backflow Preventer with Gravity Flap is best suited for: standard round ventilation ducts used in bathroom fans, everyday ventilation use, residential and commercial ventilation setups.
Quick Summary
The LIRAST 4 Inch Backdraft Damper (female) – Inline Duct Connector – Round Plastic Check Valve for HVAC Exhaust & Ventilation Systems – One Way Airflow Vent Flap – Backflow Preventer with Gravity Flap is a Ventilation Equipment product by LIRAST. Size: 4 Inch. Material: Plastic. Brand: LIRAST. Color: White. Item dimensions L x W x H: 4 x 4 x 2.4 inches. Price: $17.98.
Product Specifications
| Specification | Details |
|---|---|
| Size | 4 Inch |
| Material | Plastic |
| Brand | LIRAST |
| Color | White |
| Item dimensions L x W x H | 4 x 4 x 2.4 inches |
| Connector Type | Pipe connector |
| Exterior Finish | Plastic |
| Number of Pieces | 1 |
| Unit Count | 1.0 Count |