“Oxalic acid” based products, known as “deck brighteners”, commonly recommended by composite manufacturers to “remove rust” and/or “tannin stains”, in addition to “mold and mildew”, should ring a bell? They have chosen to recommend this acid based chemical even though at least one chemical manufacturer of an oxalic acid-based product states on its label directions “states DO…
Composite Deck Cleaner
Corte*Clean® is how to clean stains caused by mold & mildew, black spots, green slime, sap, grease, oil, barbecue, tannin, leaf, pine needle, chalk, berries, blood, sunscreen, olive oil, citronella candle oil, peanut butter, red wine, pet food & waste, hard water, grass, ground in dirt, clay, brick, flower pot, rust, grime, & most other stains that can deeply root or saturate into the porous surfaces of composites that were generally made from exposed recycled wood fiber & plastic.
NO CHLORINE BLEACH!
& SAFETY ISSUES.