Hello,
We are sorry to hear of the glazing issue with your toilet and for the inconvenience it's caused. We put a lot of thought into our products, so it is unfortunate whenever we do not meet a customer's expectations. Please feel free to reach out to us directly through our Contact Us page on the American Standard website or you may call in at 1-855-815-0004 Monday through Friday 8:00am- 7pm EST. An advisor will be happy to assist you with this issue.
Sincerely,
Your American Standard Consumer Connection Team