Can a Trane XE80 be vented out the side of the house?

Yes, a Trane XE80 can be vented out the side of the house, provided that the installation complies with local building codes and manufacturer specifications. The unit typically requires PVC piping for venting, and proper clearances must be maintained from Windows, doors, and other obstructions. It's essential to follow the installation manual and consult with a professional HVAC technician to ensure safe and efficient venting.