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DuraVent 10" - 17" Diameter Firestop/ Flat Flashing

Original price $106.13
Original price $106.13 - Original price $149.37
Original price $106.13
Current price $84.91
$84.91 - $119.49
Current price $84.91
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DuraVent 10" - 17" Diameter Firestop/ Flat Flashing

This DuraVent Firestop/ Flat Flashing is designed to seal the opening surrounding pipes that penetrate through a combustible wall or floor. Compatible with pipes 10” to 17” in diameter, it helps prevent heat transfer or potential flash fires. It is UL tested and listed to improve fire safety.

Use when penetrating floor levels. When installing double-wall with this component use 1” larger diameter, (e.g. 10” vent system, use 11” size).


  • Available Inner Diameter :  "10" - "17"
  • Fuel Types Compatible With: Gas
  • UL Listed: Yes
  • Length: 30"

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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