Napoleon Vertical/Horizontal Firestop for 5"/8" Venting (Pack of 6)

Napoleon 5DFS-BULK Vertical Firestop for 5 Inch x 8 Inch Flexible Direct Vent, Pack of 6

• Vertical Firestop
• For use with 5 Inch x 8 Inch Flexible Direct Vent
  

Napoleon 5DFSH-BULK Horizontal Firestop for 5 Inch x 8 Inch Flexible Direct Vent, Pack of 6

• Horizontal Firestop
• For use with 5 Inch x 8 Inch Flexible Direct Vent