FV-NLF04G-NoBackDraftDamper
whisperline
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WhisperLine® Installation Kit, 4" Duct

Model:

  • FV-NLF04G
Featured Specs
The WhisperLine® Installation Kit, designed exclusively for use with WhisperLine fans, has a 4" duct inlet grille and metal plate.

  • Grille Type: 4" Single Inlet
  • Inlet Grille: 1 (4")  
* Required.