PDEC4 | PLASTI-DUCT EXTERNAL CORNERS | Supco

PDEC4 External Corner 4" Nominal Size 90 Deg Elbow, 24" L x 0.031" Thick, PVC, Gray PDEC4 external corners are commonly used in HVAC systems to change the direction of airflow in a duct run. They are made of durable PVC material and are easy to install. These external corners are designed to fit 4" nominal size ducts and feature a 90-degree elbow. They measure 24" in length and have a thickness of 0.031". The gray color of these external corners makes them suitable for use in both commercial and residential applications. At our HVAC supply store, we're committed to offering industrial engineers and maintenance professionals the best prices and fast shipping on all your product needs. Shop now and experience the difference!