Cuprinol total deck offers a natural finish that protects decking all year round its unique double action formulation restores and protects grey and weathered wood cuprinol total deck is easily applied with a garden broom which can be washed after use and re used this innovative new decking solution not only pre treats decking but gives a protective finish colour clear drying time 2 6 hours coverage 22m per 25 litres 1 application coverage can vary depending on application method and the condit