Thank you for your inquiry. Yes this does meet egress on first and second floor.
Thank you for your inquiry. The units sold at your nearest Home Depot will meet the requirements of the highest elevation in getting them to that store from the West Coast, likely Oregon is where they are shipping from, so from Oregon to that particular store and everything in between is what they are made for as far as elevation. The units should also have a sticker on them stating the elevation they are meeting.
Thank you for your inquiry. This window is not tempered. To get tempered options please visit your local Home Depot.
Thank you for your inquiry. This is only rated for 0-3500 Feet anything more than that you will need to get quoted by your local Home depot.