Mix a strong solution of siding cleaner or other strong detergent and hot water.
How to get creosote off of vinyl siding.
Spray the rust stains with a steady stream of water from a garden hose.
Other things around it might burn up in the process but the creosote will remain.
Or try the bug and tar remover you can get for cars.
Mix up creosote remover.
04 20 2009 by kathleen williams.
Waterless hand cleaner works for me every time i get tar or creosote on anything.
Fix the goof with goof off goof off will get it off.
Once the general cleaning is completed you are ready to tackle the stain.
Attack stains by first spraying them with water.
Or try a hot water wash and scrub.
You know when all else fails around here i try wd 40 that stuff works on alot of things.
Whatever you use to remove the creosote use it the full length of the strip of siding.
Then use the regular acs liquid spray every time you have a fire.
The next thing you ll need to do is make some creosote remover.
They should clean it off.
Oxalic acid crystals with 1 cup warm water.
The only way to get rid of creosote is to remove it with a liberal application of elbow grease.
Step 2 mix a solution of 1 tbsp.
Could try to warm it with a hair dryer scrape it off with heavy duty steel wool or i d try wd 40 that stuff works on a lot of things.
Have you called them about this.
Use the acs powder for the first 2 weeks to break down the really heavy duty creosote.
Do not try to burn it off because that won t work.
If the area is in the sun the differences between the cleaned area and the rest will gradually diminish with time.
Scrub the area with a scrub brush and the solution.
Use the cleaner designated for the particular stain you are working to remove from the list above.
Warm it with a hair dryer scrape it off with heavy duty steel wool repaint.