The bad news is that there is no easy or inexpensive way to deal with the problem.
Removing stain from cedar shake siding.
Weather conditions determine how long the drying time takes.
The oxygen bleach comes as a granular powder that mixes with water.
The iron found in galvanized fasteners as well as some window screens and flashings can cause blue or black stains on cedar.
6 easy steps to repaint over stained cedar siding 1 rinse.
Rinse the wood with a pressure washer.
Set up your ladder at the highest point on the exterior wall.
These stains don t respond to oxygen bleach.
How to remove paint from cedar shingles.
Use a scraper or wire brush to remove all loose paint.
Mix the cleaner according to the instruction and apply it to the stained cedar siding with a brush.
After you have washed it wait for it to dry before applying any stain to the cedar.
A failed or poorly performing vapor barrier may also aggravate the problem by allowing more moisture to penetrate into the siding.
Extensive scraping and sanding is needed.
Prepare your cedar siding by washing it with soapy water to remove any dirt or dust if any has accumulated.
Dark spots on cedar products such as shake siding can sometimes be made by oil or grease that collects dirt and soon becomes dark.
Instead use a wood.
It is non toxic to trees and vegetation and will not remove natural color from the siding.
Removing the the wood mold with oxygen bleach the safe and effective way to clean the wood is oxygen bleach.
Use using multiple thin layers of stain for an even coating.
Brush stain onto the siding.
Continue scraping as far to.
Pressure washing your cedar siding is perfectly ok as long as the sprayer washer is set at low pressure.
Work your scraper from the top of each shingle toward the bottom in steady even strokes with the grain of the wood.
Use a thick brush when staining.
These dark stains can be removed by wiping away any excess grease then dissolving the stain.
Hold both blades of.
One of the most thorough methods when staining is to use a thick natural bristle brush.
2 use wood cleaner.
The hot cold cycles degrade the wood behind the coating and cause the stain or coating to fail.
Give the surface at least 48 hours to dry thoroughly.