I was considering doing it myself but I wanted to find out the cost of a "professional". I have a few friends who have all tried but in all cases the coating pealed off. I was not part of their installation so I cannot vouch for their prep. Also, whether true or not I was told to stay away...
I've had 3 companies quote my garage floor for coating here in Michigan:
Home Dept - Rust-oleum $2.50 - 4.25/Sqft
Preimer garage - $4.25 (bad reviews on this site)
Phoenix - $4.50
So I'm not sure who to trust?
Pheonix claims their coating isnt a paint or expoxy??
This is from their site:
For...