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7 Inch to 4 Inch Duct Reducer Increaser Galvanized Steel Air Duct Adapter Round Crimped Pipe for HVAC Ventilation System

<ul><li>Duct System Connection: Connects 7-inch and 4-inch duct systems for a smooth transition.</li><li>Airflow Optimization: Tapered design reduces air turbulence and pressure loss.</li><li>Secure Connection: Raised edges provide a better grip, and a crimped design on the small end allows for firm connection.</li><li>Galvanized Steel Construction: Made of galvanized steel, measuring 5.9 inches in length and 0.02 inches in thickness.</li></ul>

<ul><li>Easy Installation: simply insert the straight or flexible pipe, secure it with the steel clamp or foil tape for an airtight seal, the round pipe connector fitting is ideal for reducing leaks and maximizing system efficiency.</li><li>Sturdy and Long Lasting: our 7 inch to 4 inch duct connector is made of galvanized steel, which is sturdy and not easy to rust, that can withstand bad environments, resists rust, and delivers long lasting performance in industrial, commercial, or outdoor applications.</li><li>Functional and Effective: raised edges on both openings of the 7 inch to 4 inch duct adapter provide a better grip for connecting ducts, and its crimped design on the small end of the duct to fit inside section of ducting easily, making them firmly connect and work stably.</li><li>Tapered Design: the 7 inch to 4 inch pipe reducer increaser features a tapered design, to reduce air turbulence and reduce pressure loss, which suitable for HVAC, exhaust, and industrial systems.</li><li>Size Details: the 7 inch to 4 inch duct reducer measures about 5.9 inches/150 mm in length, 0.02 inch/0.6 mm in thickness, ideal for connecting 7 inches and 4 inches duct systems to get a smooth transition; Please check the specification and size of the product before purchase.</li></ul>

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Color:Silver Material:Metal Package Contents: 1 * 7 inch to 4 inch duct reducer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

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