This is a National Ventilation Wall Duct Liner & Fixed Grille External Vent Grille Cover. It featu...This is a National Ventilation Wall Duct Liner & Fixed Grille External Vent Grille Cover. It features a 350mm length x 100mm diameter solid PVC ducting and a fixed grille with a fly screen in white. It is ideal for through wall extractor fan installations. Manufacturer: National Ventilation.
This is a National Ventilation Wall Duct Liner & Fixed Grille External Vent Grille Cover. It features a 350mm length x 100mm diameter solid PVC ducting and a fixed grille with a fly screen in white. It is ideal for through wall extractor fan installations. Manufacturer: National Ventilation.