8" Diameter - 90° Degree Adjustable Elbow - 4 PACK 14" Diameter including 11 external and 12

including 11 external and 12 internal pockets

visible representation of your air system

Installing a collar is the first step when installing the system of ducts

+ Product Details Size & Compatibility – The size of the side round ceiling box is 12" X 12" X 5" and it is compatible with duct 5"

compatible with 5" duct | 1 in a pack - 2' pipe – 2 foot length – 30 gauge thick & made of thick & durable galvanized sheet metal

8" Diameter - 90° Degree Adjustable Elbow - 4 PACK 14" Diameter including 11 external and 12+ Product Details Size 8" 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