i used to use the one next to beckenham road tram stop now a shell pay as you go type.
im based in penge so its local to me hahaha
now i get the lads on the car wash at my work world of golf elmersend to wash my bikes they do mine for free but think they charge a fiver to give a bike a clean and they give it a propper go.
he used to clean my spoked wheels between every spoke