Thumb Score: +2

Amazon has Rust-Oleum Jomax 1 gallon on sale for $ 6.97. Shipping is free w/ Prime or on $ 25+ orders.

About this item:[LIST][*]Ideal for removing stains on siding, fences, decks, patios, roofs and more[*] Bleach-free formula is applied with pump-up garden sprayer[*] Concentrate makes up to 5 gallons of cleaning solution and cleans up to 1,500 sq. ft.[*] Works with natural weather conditions over time to remove unwanted stains[*] Quick and easy application with no scrubbing or rinsing required