12" Diameter - 90° Degree Adjustable Elbow - 1 PACK 7" Round Duct Pipe actual front end outer dimensions

actual front end outer dimensions are approximately 30 5/8" width X 12 5/8" height

Actual Filter Size – 31 3/4"w x 5 3/4" x 1"

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Dimensions With Outer End are 21

12" Diameter - 90° Degree Adjustable Elbow - 1 PACK 7" Round Duct Pipe actual front end outer dimensions+ Product Details Size 12" round duct sheet metal elbow 30 gauge galvanized crimped end connection adjustable from 5 90 Premium Quality Made of galvanized metal to prevent corrosion, oxidation & rust from water & moisture that lasts longer requiring less maintenance Save money with this energy efficient material, maximizes airrflow and reduces fire hazards. Applications 30 Gauge thick & made of thick & durable galvanized sheet metal used for HVAC