A: I'm not sure why you would need to seal this. This is not actual marble. It's cultured marble. Basically, crushed up stone held together by an adhesive. I've never heard of having to seal cultured or engineered stone.
A: Any sealer that's for naturel stone will work.
A: The back is completely flush and there's a cut out in the back for plumbing.
A: The mirror does not come with it, but there is a mirror with a matching frame that can be purchased separately.
A: No, there is no mirror included with this vanity.
A: You can see it online or in store.
A: You have to call the 800 number in French language and their back ordered for “no less than 6 months”. Short answer: source on your own.
A: Please contact our customer service team at 1-866-839-2888 the will be able to assist with the purchase of an additional matching backsplash.
A: The sink dimensions are width 20.87 x depth 13.58 x height 7.68 inches.
A: The backsplash is 3" tall.
A: That is correct. The backsplash would need to be installed as well as the handles.
A: The bottom of the vanity sits 76mm of the floor.