Product Short Description: Floor Stripper Ultra Concentrate is a super powerful easy-to-use soap-free cleaner and stripper specially conceived to strip metallic or urethane floor finish. Product Description: Floor Stripper Ultra Concentrate is a super powerful easy-to-use soap-free cleaner and stripper specially conceived to strip metallic or urethane floor finish. Floor Stripper Ultra Concentrate quickly penetrates to emulsify floor finish. It is a biodegradable ultra concentrated floor remover with little foaming and doesn’t contain ammonia.