• Two 42" sections of 6" diameter uninsulated flexible duct
  
• Brings outside air to fireplace combustion zone
  
• Improves energy efficiency and burn quality
  
• Compatible with Majestic outside air kits
  
• Ideal for well-sealed modern homes

The Majestic UD6 uninsulated duct kit helps your fireplace breathe clean and burn better. This kit includes two 42" sections of 6" flex duct that connect your fireplace to the outdoors — minimizing indoor air draw and improving combustion. It’s a critical add-on for energy-efficient homes or meeting ventilation codes in new construction.