Cuprinol 5 Year Ducksback has an advanced, wax enriched and non-drip formulation, that colours and weatherproofs sheds and fences for up to 5 years. Cuprinol 5 year Ducksback is quick drying, low odour and safe to use around plants and pets. Avaliable in 9 colours. 5L covers up to 24m² or 8 fence panels (1 coat). Coverage can vary depending on application method and the condition and nature of the surface.