Looks like PE just announced a new zc fireplace based off of the Summit. It's designed to mount either low or higher for a free-floating look. There is an optional heat transfer kit to duct warm air into other rooms. This year there are lots of new designs coming out from stove makers. I like it.
(broken link removed to http://www.pacificenergy.net/pacificenergy/fp30.php)
(broken link removed to http://www.pacificenergy.net/pacificenergy/fp30.php)