Specification Brand : MURNELAP BulletPoint1 : For GRAINGER APPROVED 1WJF7 22-1/2 Deg Elbow, 4 x 4 in, Schedule 40 1WJF7 BulletPoint2 : 22-1/2 Dee elbow for GRAINGER APPROVED 1WJF7, desied for 4 x 4 inch s, Schedule 40 construction for durability. BulletPoint3 : 1WJF7 elbow is easy to install and eres smooth airflow for efficient ventilation systems. BulletPoint4 : Easy Installation: Simple to install, making maintenance and repairs straightforward. BulletPoint5 : Verify Fit: For optimal performance, please review the product's appearance in the photo and verify it against the specified dimensions to ensure a precise fit. ExternallyAssignedProductIdentifier1 : 0670021686660 ExternallyAssignedProductIdentifier2 : 670021686660 ItemName : MURNELAP for Grainger Approved 1WJF7 22-1/2 Deg Elbow, 4 x 4 in, Schedule 40 1WJF7 ItemTypeKeyword : barbed-elbow-fittings Manufacturer : MURNELAP ModelNumber : MURNELAP PartNumber : Description ProductDescription : For GRAINGER APPROVED 1WJF7 22-1/2 Deg Elbow, 4 x 4 in, Schedule 40 1WJF7