In a bucket combine water and household bleach in a 3 to 1 ratio.
How to clean cedar siding before painting.
You ll also need to seal and prime the wood to provide a surface that.
Choose one side of the house as your cleaning project of the day and stick with it.
Apply the solution with a clean garden sprayer allowing it to soak for 15 minutes.
If there is mold or mildew brown or black spots it needs to be killed with a commercially available mildew killer cleaner or warm water and oxygen bleach.
Pour the mixture into a cleaned out lawn.
Weather conditions can damage the wood quickly if it does not receive the proper treatment.
If necessary a stiff bristle non metallic brush can be used.
Brush the surface to remove dirt and debris with a long handled scrub brush or broom.
Make any necessary repairs then clean the cedar with warm water and phosphate free soap.
When you paint cedar siding you are protecting the wood.
Do not however use a power washer because cedar can t withstand the pressure.
Mix the oxygen bleach in a ratio of 2 cups of powdered granules to 1 gallon of water or based on the product and manufacturer s instructions on.
Sealing or painting cedar allows the wood to become long lasting by keeping the elements and insects at bay.
Step 4 let the cleaner sit on the cedar siding for 15 to 30 minutes.
With the siding dry remove large pieces of debris with the wire brush broom and even a shop vacuum.
How to manually clean your siding.
It helps to mentally cordon that side into half or thirds as.
Mix the powdered bleach according to directions on the bottle such as 4 parts water to 1 part powder.
Using a stiff bristled brush scrub the siding.
Apply the wood cleaner to the cedar siding using a paint brush or roller.