Duravent 12" Duratech 30° Elbow - Ss - 12dte30ss, 810000334 (cs1)

Features:

• Use for Offsets around Obstructions such as Rafters, Ridgepoles, or Joists
• May have One Pair of Elbows if Needed
• Offsets greater than 30° are Not Permitted in accordance to UL 103 Standards
• Large Diameters are restricted to One Pair of Elbows
• Fasten with Screws