Armor AG Brown Seal 25 Brown Tinted Exposed Aggregate Sealer Won't peel, flake, fade, or yellow! Long lasting, professional grade. 5 gallons covers up to 500 FT2 in two coats. Apply with a roller. Leaves an attractive, durable, brown tinted semi-transparent high gloss finish. Won't hide appearance of rocks, works to enhance the aggregate. Easy to apply with a roller or sprayer.