Trane HUV Installation Operation & Maintenance page 131

Horizontal Configuration
The horizontal unit ventilator is a ceiling hung air-conditioner. It can ei-
ther be totally exposed, partially recessed or completely hidden. The unit
is constructed of 16-gauge zinc coated steel. Each unit contains two end
pockets which are easily accessible and provide field hook-up to piping
and controls. The unit fan board is made of 14-gauge corrosive resistant
galvanized metal. All cooling specified units contain a non-corrosive,
positively sloped drain pan that is removable for cleaning
purposes.
UV-PRC001-EN 131