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The Renaissance near us was built 2-3 years ago.

http://www.marriott.com/hotels/travel/indbr-renaissance-indianapolis-north-hotel/

This is the one I mentioned that has a Carrier air cooled chiller for the hotel. The adjoining conference center...

Couple of years ago Mark Beiser had a tour of the plant. He said there were electrical and steam turbine driven chillers but I don't recall if he mentioned a brand.

As we said, depends upon the quality of the joint. A high end place won't throw a rattletrap PTAC in the room for the most part, especially if they build a new one. There's a new Renaissance I drive...

Seems to me most new RI's use VTACs, a ducted PTAC.

I did stay in one built in a 100 year old department store building that did have WSHP.

But on the original post, PTACs are cheap and they...