Features: The metal duct pipe flange can be applied in various applications such as range hood or range hood delivery ducts, hydroponics, drum dryers or bathroom, kitchen extractor fans. Duct flange is a nice gift choice for anyone who needs it for their duct fan connectors, you can send it to your mother, father, grandpa, grandma, partners, colleagues to show your care. Specifications: Material: galvanizing Color: silver gray Size: about 7.68 inch of connection diameter, 8.82 inches of bottom diameter, and 2.36 inch high, compatible with 8 inch tube Package includes: 2 x Duct connector flange Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.