Can you tile over Mapei AquaDefense?
Simply so, can you paint over Mapei AquaDefense?
Mapelastic AquaDefense can be applied with a paint brush or 3/8" nap paint roller.
Additionally, how long does AquaDefense take to dry? 12 hours
Beside above, will Thinset stick to AquaDefense?
Aquadefense is a great waterproofing product. Thinset mortar will adhere to it that's what it's specifically manufactured for. It requires the use of a polymer modified / latex modified thinset mortar. Check out the library shower construction thread to make sure that you built your shower correctly so far.
How do I get rid of AquaDefense?
Remove excess Mapelastic AquaDefense (while fresh) with damp sponge, soap and warm water. Any completely dried material may be mechanically removed.