Answers

Depends on where you live and if the logs have been treated with borate.

Yes, it is best against any wood.

You propably never will get it to stop. Replace the board.

Corn blastin will work on log siding. It is hard to tell if it will remove the water stains. Depends on how old and deep into the wood fiber they go.

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You do need to wash the logs with Log Wash before staining.Be careful that you do not end up with spots on the wall from touching up.More than likely the power washing is going to cause trouble over time if it did not dry for a month or two. For… Read More »Archive-7092

Same thing only diferent.

Call Timeless Wood Care Products. They can give you assitance.

Try testing this on a couple of boards, but I would try 5 gallons warm water and one cup of bleach just to try and get the smell out. Normally I would say to add TSP also, but it may take the gray out. It may take 2 cups of… Read More »Archive-7098

Any bad spots in the siding should be replaced, if any. If the stain is peeling or cracking it will have to be stripped and restained. Plan on $1 per square foot of house / per year for maintenance.