RMC ULTRA MARATHON FLOOR FINISH Low-maintenance floor finish delivers a high gloss and enhanced durability and performance for low-maintenance costs. Ultra Marathon Floor Finish dries to a brilliant gloss and maintains its appearance despite heavy traffic. Coverage is 2,000 to 3,000 square feet per gallon, and no sealer is required. Build a three to six-coat base for added longevity. Extremely durable floor finish responds well to spray buffing or mop and recoat systems. Ultra Marathon meets ASTM slip-resistance specifications.