Napoleon Restrictor Plate (8"/11" Venting)

Estimated Arrival: Between and . (To All Contiguous States)

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The round restrictor plate helps slow the flow of air in your chimney to reduce the draft and increase fuel efficiency.


  • Restrictor Plate
  • Recommended for Aggressive Vertical Venting
  • For use with 8 Inch x 11 Inch Flexible Direct Vent