| Comparison : | Item # NH1618C038B, 90º Short Elbow for Rigid Pipe Item # NH1618D038B, 90º Short Elbow for Rigid Pipe
 Item # NH1618N038B, 90º Short Elbow for Rigid Pipe
 Item # NH1618S038B, 90º Short Elbow for Rigid Pipe
 Item # NH1618V038B, 90º Short Elbow for Rigid Pipe
 
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