12" Diameter - 90° Degree Adjustable Elbow - 1 PACK Height_24in + Product Description Transform the

+ Product Description Transform the appearance of your space with our premium Linear Clip-On Bar Aluminum Supply Air Grille

this access door ensures a secure fit

+ Product Details Size - 6"w X 30"h is the size for the duct opening measurement only

actual front end outer dimensions are 29

12" Diameter - 90° Degree Adjustable Elbow - 1 PACK Height_24in + Product Description Transform the+ 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