Home Depot has one gallon of their complete deck wash for wooden decks on sale this weekend till the 27th of May $9.99 with a $10 rebate. The primary ingredient is oxalic acid.
BEHR Premium 1-gal. All-In-One Wood Cleaner
https://www.homedepot.com/p/BEHR-Premiu ... /203200559
Oxalic acid scum line remover Home Depot sale
Moderators: Catigale, Paul S, Heath_Mod, beene, Hamin' X, kmclemore, tangentair