Thie is side door with a mirror, the door has two hinges,

Sometimes you can get some good info from older posts on this site. Just scroll down to similar posts where I got this one from.

https://www.askmehelpdesk.com/interi...es-374466.html

Glacier Bay Faucets and sanitaryware
2455 Paces Ferry Road NW
Atlanta, Ga. 30339-4024
800-220-3036

Or

How to Find Glacier Bay Faucet Parts | eHow

Globe Union's American headquarters are in Woodbridge, Illinois, and the telephone number is 888-328-2383. If you're in Canada, call 800-487-8372 to reach its head office in Montreal.

• For customer support for Glacier Bay faucets, call 800-220-3036, ext. 106. You'll need to know the model of the faucet; if you can't find that by comparing your faucet to models on the Glacier Bay page of the Home Depot site, look for a model number on the faucet body and quote that number to the service

Or

Globe UNION Industrial Corp.