Neutral pH Formula: Cleans & restores shine, no rinsing needed. Maintains polish without stripping protective coating. Suitable for vinyl (VCT), marble, granite & stone floors. 4-Step System: 1. Strip. 2. Seal. 3. Polish. 4. Clean. Pro quality. Trusted since 1937. Pros know that alkaline (less than 7pH) or acid (less than 7pH) cleaners can be damaging to floor surfaces. This professional grade neutral pH formula thoroughly cleans flooring and is safe for any water-friendly floor surface. No phosphates. www.zep.com. Questions? 1-888-805-HELP. www.zep.com. Also Try Zep Floor Stripper, Floor Sealer and Floor Polish to enhance the life of floor finishes. Made in USA.