Duct extends from 204mm to 350mm.
Vent Axia 254100 Wall Duct & Grille Vent Kit 100mm / 4 Inch (Brown)
Vent Axia 254102 Wall Duct & Grille Vent Kit 100mm / 4 Inch (White)
2 x Vent Axia 254102 Wall Duct & Grille Vent Kits 100mm / 4 Inch (White)
Vent Axia 150mm Wall Fixing Kit White
Brand New Airtech / Vent Axia PIV Wall Positive Input Ventilation Unit
Vent Axia Internal Fit Wall Kit - Brown Ref. 472319
