How To Clean Old Wood Before Painting
Step 3 Rub the damp cloth over the unfinished wood rubbing with the direction of the wood grain to prevent splintering.
How to clean old wood before painting. Let the wood air-dry before you apply primer. Learn how Olympic Stain Stripper removes old coatings stains and mil. Use a long-handled scrubber brush and a mild detergent to gently scrub away accumulated dirt grime mold and other residue.
Following the drying of the wood its time to clean and sanitize it. Do not heat old produced before the 1960s paint which may contain lead. 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.
Constantly move the flame so as not to burn the wood. Clean the wood surface thoroughly. If you have an oil based paint on your wood then Id clean them with TSP if you intend to repaint that wood.
When the paint softens clean it with a scraper curly scraper. But there is no point whatever in cleaning bare wood with TSP or latex painted wood with TSP. Looking for a fresh start on your old wood surface before applying a new coat of stain.
Once exterior siding thoroughly dried paint will be much easier to scrape off being much more brittle. The hand brush will get rid of rough pieces and bits. Mist a lint-free cleaning rag with the spray.
Whatever tool you use careful not gouging surface underneath. Best way to scrape paint off old paint on wood siding is first having a dried surface to work with. There are few steps to follow to ready the wood for painting once you are done with sanding.
