NORDFAB DUCTING PRODUCT REFERENCE Elbow Ordering Information Size (inches) Min. Max. ø ø Gauges 3" - 6" See tubed elbows on pg. 16 22 7 12 Elbows in galvanized sizes 3" - 7" are press-formed. Optional Standard Elbows in sizes 8" and larger are segmented. 16 Gauge Elbows: • 16ga Elbows are constructed of gores lapped over one another and spot welded. • This is a directional elbow supplied with an arrow to indicate the direction of flow. Please specify direction if ordering ends other than QF. • Interior buffing available with upcharge. • Galvanized is 16 gauge with 16 gauge collars. SS is 16ga with 20ga collars. 14 Gauge Galvanized Elbows: • Constructed of butt-welded gores. • Interior buffing available with upcharge. • If flanged, vanstone ends with rotational Angle Flanges standard. Welded flanges will be clocked at the centerline as standard. Flanged Material Options Galv Gauges ø ø 3" - 6" See tubed elbows on pg. 16 22 7 12 Size (inches) Size (inches) • When ordering, specify material, gauge (if nonstandard), dimension and end styles, degree (30°, 45°, 60°, or 90°). • Elbows in heavier gauges can be supplied in solid welded construction at an additional cost. • Other CLRs available upon request. 1.5 CLR Notes: CLR= Center Line radius Note: Overall height calculation only works with 90° elbows.

NORDFAB DUCTING PRODUCT REFERENCE Optional End Styles Standard QF end can be changed to Raw ID (RI), Raw OD (RO), No Fitting (NF), Hose Adapter (RF), Flat Flange (FFL), Angle Flange (AFL), or Van Stone (VS). Angle Flange (AFL) - Nordfab Angle Flange is industry standard angle flange with pre-drilled holes. These elbows are produced as follows: Degree of angle 8" to 24": 8” and larger elbows shown here are gored (segmented) construction with a lock form standing seam every 15°. Gores are spot welded and caulked. Collars: Collar is located on the exterior side of each port and considered as airflow...

NORDFAB DUCTING PRODUCT REFERENCE Elbow Tubed Ordering Information • Please specify direction if ordering end styles other than QF. • When ordering, specify material, gauge (if nonstandard), dimension and degree (30°, 45°, 60°, or 90°). • Tubed elbows are airflow directional (collar on outside of tube for outlet and collar on inside of tube for inlet). Size (inches) Degrees Diameters | CLR's Flanged Material Options Galv Size (inches) Collars: Each end has 2" long collars with one collar on the outside of the tube and another on the inside to make the elbow airflow directional. Please specify...