Description Bravo Ovalizer Duct machine Take the advanges of Spiral Duct…. but Ovalized! Easy Installation Optimal use of Steel Smooth Air Flow The best when building is narrow Oval Duct is Nice! A great, complementary machine to our Spiral Duct Forming Machine. SPECIFICATIONS: Diameter Range (in.): 16 to 60 Oval Duct Size: H 6-20 in. W 205-90.5 in. Material Thickness: 0.4 – 1.2 mm (26 ga- 18 ga.) galvanized steel Effective Length: 120 in. (3 m) Electrical Connection: 11KW, 220volts/3phase/60Hz Specifications are subject to change without notice. NOTE: Data is provided by the manufacturer. WARRANTY: 1 YEAR