TOP-VIGOR 4 Inch HVAC Duct Manual Volume Backdraft Damper, Galvanized Iron Airflow Control for HVAC, Range Hoods, Fans, Pellet Stove Pipes, Dryer Vents, Adjustable Volume Damper with Sleeve (1 Pc)

4.5 (1) Write Review

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$19.89

$ 9 .99 $9.99

In Stock

1.Size:6 Inch

2.ItemPackageQuantity:1

3.Qty.:

About this item

【About Size】Designed for use with a 4 inch ventilation duct, the air duct damper has a 4 inch (101.6mm) diameter at one end and a 3-7/8-inch (98.4mm) diameter at the bend end, with a height of approximately 6 inches (152.4mm).
【Galvanized Iron Construction】The damper is made of high-quality galvanized iron, ensuring high hardness, temperature resistance, and long-lasting durability. It effectively prevents corrosion and fading.
【Manual Air Flow Adjustment】 The damper has a soft-grip handle for comfortable operation and a scale for precise airflow control. Install where the handle is accessible to maintain optimal temperature and prevent backdrafts.
【Easy Installation & Air Tightnesss】 Features a rubber silicone seal that ensures a tight closure, preventing air leaks when the damper is closed. This improves system efficiency and helps reduce energy waste, with smooth, quiet operation.
【Versatile for HVAC Systems】Ideal for controlling airflow in various HVAC systems, ducts, and ventilation. Suitable for air conditioning, dryer vents, exhausts, range hoods, heating systems, fans, and other residential, commercial, and industrial applications.

Product Description

Rob K

Reviewed in the United States on May 10, 2025

Very nice product. I bought some other Southwark dampers. That's one of the big professional brands. These are MUCH MUCH nicer. I bought several and one was missing a small plastic cap and I contacted them and they got me fixed up immediately. Highly recommend this seller and product.

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