7 Inch to 4 Inch Duct Reducer Increaser Galvanized Steel Air Duct Adapter Round Crimped Pipe Connector Fitting Coupling for HVAC Ventilation Systems

★★★★★ 4.9 113 reviews

$24.78
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$24.78
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Free shipping Free 30-day returns

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Product details

Management number 218914862 Release Date 2026/05/03 List Price $9.91 Model Number 218914862
Category
  • Size Details: the 7 inch to 4 inch duct reducer measures about 5.9 inches/ 150 mm in length, 0.03 inch/ 0.8 mm in thickness, ideal for connecting 7 inch and 4 inch duct systems to get a smooth transition; Please check the specification and size of the product before purchase
  • Tapered Design: the 7 inch to 4 inch pipe reducer increaser features a precision tapered design, to reduce air flow turbulence and reduce pressure loss, which suitable for HVAC, exhaust, and industrial systems
  • 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
  • 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 the next section of ducting easily, making them firmly connect and work stably
  • 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; Sharp edges, please pay attention during installation
Size 7 Inch to 4 Inch
Color Silver
Set Name 1
Brand Name Otoolling
Unit Count 1.0 Count
Item Weight 1.4 Pounds
Thread Type NPT
Manufacturer Otoolling
Model Number HUU-Otoolling-0400
Material Type Galvanized Steel
Connector Type Adapter
Item Dimensions 7.48 x 6.3 x 6.3 inches
Number of Pieces 1
Included Components 1 Piece 7 Inch to 4 Inch duct reducer
Manufacturer Part Number HUU-Otoolling-0400

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4.9 out of 5
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113 ratings | 46 reviews
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