I just bought a house. It has cedar siding which has turned black in some areas. I do mostly kitchen exhaust hoods and I am hoping some of my brothers will have sone recc's on cleaning and sealing cedar.
This topic has been covered many times. It would be quickest to use the search function of this bbs and look at prior responses. Some members here may feel this is a basic procedure, and expect a little self initiative before chiming in.