4" (100mm), 5" 125mm and 6" 150mm gravity plastic flaps square extractor fan vent covers in mid gray

  • Square grille designed for domestic extract ventilation
  • Specially designed for wall or soffit mounting 
  • Includes flange for connection to round ducting
  • Easy screw fastening
  • Dimensions: See individual sizes
  • Removable blades or front grille for easy cleaning


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