Cleaning Cedar Siding Before Painting

If your siding is already stained painted or treated with a water repellent you must scrape off any of the coatings before you can paint over it.

Cleaning cedar siding before painting.

Use a paint scraper to remove any peelings or coatings so that the paint will adhere to the surface of the cedar more easily. How to clean painted cedar siding step 1. Exterior grade acrylic latex paint is the most dependable finish in. You ll also need to seal and prime the wood to provide a surface that.

Drying back out after power washing not to be confused with brand new wood from the lumberyard. Potential of siding damage water injected under siding or dirt remaining on house. Prime the cedar before you paint it. When cedar siding is vertical and installed after power washing normally a two day allowance for drying is good to provide previously painted seasoned cleaned cedar wood.

There are ways to safely clean your house before painting using a pressure washer including using lower psi pressure washers widening the spray and standing at least two feet back. Stained cedar siding has a tendency to discolor over time. Use a mist or light spray because a strong spray can chip the. While you can use household bleach to kill mold and algae it tends to make the cedar shingle s surface fuzzy because of the excessive pulping reaction when using it.

Cedar shingles can also grow moss and algae or develop iron staining which requires periodic cleaning. Remove any old caulking as well and replace it with new caulking. You want the absolute best adhesion surface for your paint. Fill the hose end sprayer with 1 gallon of hot water and 3 cups of regular mild dish soap.

Attach the sprayer to. Only difference between cleaning new. Reach the high areas or apply cleaner to the less dirty areas using a roller with an extension pole which doesn t allow you to apply as much pressure or elbow grease as a paint brush. Spray the painted cedar siding with water only.

Department of agriculture s forest services laboratory recommends cleaning cedar shingles with an oxidizing bleach as opposed to a household bleach to avoid damaging the wood. It is strongly recommended that you go with the two coat system for protecting your. How to clean stained cedar siding. Apply the wood cleaner to the cedar siding using a paint brush or roller.

Oil stains that are. The black coloring or darkening of the cedar siding is caused by mold growth. Tips for painting cedar siding choose the correct type of paint for the cedar. If cedar is aged having grey weathered and or ugly black mildew all over the best cedar cleaner by far is oxi clean laundry detergent saving time and money and is also a must before staining.