Made in USA Galvanized Straight Stack Duct Boot, 3-1/4" W x 12" L x 6" Diameter

Made in USA Galvanized Duct End Stack Boot, 6" ID x 12" Wide x 3-1/4" Long

Grey Metal-14X4X8 in. Straight Boot

Made in USA Galvanized HVAC Duct End Register Boot, 6" ID, 12" x 4" Rectangle

Grey Metal-12X4X8 in. Straight Boot

Made in USA Galvanized Duct Register Boot, 6" Inner Diam x 6" Wide x 12" Long

Grey Metal-12X6X8in. Angle Boot

Grey Metal-12X4X7 in. Straight Boot