WAXIE Diamond Guard TZ Catalyzed Mop-on Urethane Floor Finish finish for epoxy terrazzo and VCT floors. Diamond Guard TZ is A perfect for hard floors like terrazzo and VCT that require a floor finish that is as flexible as it is durable. This easy application mop on finish requires a minimum of two coats with an option for three coats for added protection, The high solid urethane finish is fast drying and fast leveling, and resists streaking and lines. It is a non-yellowing, low odor finish with excellent scratch and mar resistance. WAXIE Diamond Guard TZ Catalyzed Mop-on Urethane Floor Finish resists hand sanitizer, betadine and mottling and hazing caused from burnishing. One gallon can cover 1600-1800 square feet.