Caravan Motorhome Window Ventilation Bung/Plug
Polyplastic window bungs are the ideal for replacing damaged or lost bungs. These window bungs are great at keeping any moisture out which prevents condensation from forming between the panes.
Despite their small size, they are very flexible and designed to fit Polyplastic caravan window however they will fit other windows too.
Approx. 6mm diameter (7mm at top).