MULTIPURPOSE - Duct flanges are suitable for heating cooling ventilation HVAC systems, and are widely used in air ventilation systems in homes, kitchens, bathrooms, garages, and factories. WHAT YOU GET - The package comes with 1 x Duct Connector that Interface Outer Diameter: 245 mm / 9.6 inch; Diagonal Mounting Hole Distance: 265 mm / 10.4 inch; Distance Between Adjacent Mounting Holes: 131 mm / 5.2 inch; Base Outer Diameter: 275 mm / 10.8 inch. RELIABLE MATERIAL - Made of Galvanized Iron, which is Anti-corrosion, cold-resistant, high-temperature resistant, not easy to deform, and durable.
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