2 Pack - 4" Diameter 90 Degree Adjustable Elbow - 30 Gauge Galvanized - Crimped End Connection Return actual front end outer dimensions

actual front end outer dimensions are 11" width X 11" height

Universal size

vents or diffusers and can even be installed on ceiling vents unlike most magnetic vent covers in the market today

+ Product Details Size – 8" x 34" or 34" x 8" is the size for the duct opening measurement only

2 Pack - 4" Diameter 90 Degree Adjustable Elbow - 30 Gauge Galvanized - Crimped End Connection Return actual front end outer dimensions+ Product Details Size 4" 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