A detergent-free powder cleaner which cleans and revives wooden decking.
Use 1-2 scoops per litre of HOT water. Scoop size is 12-15g - roughly 1 heaped tablespoon.
Spray or brush on. Work in with a stiff brush and allow a few minutes to act. Rinse off or use a power hose.
Works on other hard surfaces too!