How To Clean Exterior Wood Before Painting
Use a cleaner specifically designed for cleaning siding and always check the label to make sure its safe for wood.
How to clean exterior wood before painting. As such you should wipe the old wood surface with a mixture of 1 cup bleach 1 cup trisodium phosphate TSP and 2 gallons water. After scrubbing thoroughly make sure to rinse the cleaner with a garden hose. Since you will be repainting removing mold with a heavy-duty cleaner such as trisodium phosphate and bleach is appropriate.
Less likely to damage trim even more scraping or wire brushing old paint when wood has dried back out. To do this you first need to mix a mild TSP solution. Power wash the exterior to remove sanding dust paint flakes dirt and mildew.
Steps to take for cleaning wood before staining is similar to painting. Reason for this wait is dried paint is much easier to scrape than wet. Before painting new wood sand all surfaces and edges lightly to smooth the grain.
Then use a vacuum or blower to get rid of dust from tricky spots. According to experts the easiest method for cleaning exterior surfaces is pressure washing. Step 4 Rinse the surface with a sponge or rag soaked in clean water or with clean water from a garden hose to remove any residual cleaner.
In order to get a smooth paint finish you have to make sure that you remove the oils dirt and grease that has become lodged on the surface of the door. Whether its a wood front. Remove any remaining mildew by applying a cleaning solution of 1 part.
Scrub at the wooden surface to kill and remove mold and mildew. Power washing is one way to clean a homes exterior. Make sure to wear goggles and gloves to protect you from the chemicals.