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DuraVent 3" - 5" Combustion Air Kit

Original price $183.33
Original price $183.33 - Original price $244.08
Original price $183.33
Current price $146.67
$146.67 - $195.27
Current price $146.67
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DuraVent 3" - 5" Combustion Air Kit

The DuraVent 3" - 5" Combustion Air Kit provides ideal airflow for efficiency, safety, and convenience. Designed with durable polypropylene plastic, the kit is an easy-to-install solution for providing combustion air to your home. Protect your family and your property with this reliable, effective solution.


  • High Efficiency gas boilers
  • Furnaces
  • Booster heaters
  • Pool heaters
  • Water heaters
  • Unit heaters
  • Tankless water heaters

Typical Installation(Refer this if required):

Commercial Applications

Commercial projects may require custom parts and unique system designs. DuraVent offers complete project assistance:

  • Engineering Services: Personalized system design services offer comprehensive CAD submittal drawing and complete bills of materials.
  • Custom Parts: If your project requires innovative solutions, contact DuraVent for custom parts that meet your specific project needs.
  • FasNSeal W2: FasNSeal W2 is the ideal choice for commercial applications where there is a need for low clearances to combustibles.
  • Up to 16” Vent Diameters: Many commercial applications require large diameter systems due to the units size and output. Large diameters are available in single and double wall, featuring FasNSeal’s triple lipped directional gaskets and built-in locking band which provides a safe and convenient installation.


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