Ecolab 61010541 Court Master II Crosslinker gym floor finish and wood sport court finish is a commercial-grade finish that protects $$$ expensive wood floors from crud & damage . . . get it done right the first time. Execs and others are paying close attention to your work. When your image & reputation matters more . . . .

It adheres to all urethanes and wears, when cross linked, better than most solvent based finishes.