1100 or 11000 btu's? Exhausting into your duct work will result in your whole house smelling dank. If it is a tent in a room and that unit is actually 11000 btu's then cool the room the tent is in and draw the cool air into the tent. I would exhaust up your chimney or somewhere else using at least a carbon filter.
Ok Listen this is very bad NEVER EXHAUST IN TO A CHIMNEY UNLESS YOU KNOW WHAT THE FUCK YOU ARE DOING, DO YOU KNOW IF NOT PROPERLY DONE YOU CAN KILL YES KILL EVERYONE IN THAT HOUSE.
THIS BY TRADE NAME IS CALLED INDUCING :
CERTAIN HIGHER EFFICENCY APPLIANCES HAVE WHAT IS CALL A INDUCER MOTOR ON THE EXHAUST OF THAT APPLIENCE
IN THE APP WHEN INDUCING EXHASUT IN A CHIMNEY IT MUST BE WHAT IS CALLED LINED
THIS IS DONE BY STREATCHING A CERTAIN DIA. STANLESSSTEEL LINER DOWN A EXSITING CHIMNEY
WHY BECAUSE YOU ARE INDUCING PRESSURE IN THE CHIMNEY
A STANDARD CHIMNEY MADE OF BRICK AND MOTOUR WILL LEAK AND ALSO WHEN INDUCED IT WILL PRODUCE A FAIR AMOUNT OF CONDENSATE AND A RAPID DECAY OF THE BRICK AND MOTUR WILL HAPPEN AT A FASTER RATE = MORE LEAKAGE
SO IF THIS PERSON HAS A GAS APPLIANCE (WATER HEATER) FURNANCE,BOILER ECT ECT: THE CARBON MONOXCIDE WILL ENTER THE HOME AND NOT BE PROPERLY TRANSMITTED OUT THE CHIMNEY.
i CAN GO ON AND ON WITH THE PROPER WAY TO DUE THIS ,BUT THEY ARE MANY OTHER FACTORS THAT HAVE TO BE CONSIDERD WHEN DUING THIS:
WHEN THIS IS DONE iNDUCING AIR IN TO A CHIMNEY EVERY SINGLE DWELLING WILL REQUIRE ITS OWN PLAN OF ACTION FOR THAT SPECFIC APPLICATION.
PLEASE DO NOT TRY THIS UNLESS YOU REALLY UNDERSTAND THIS CONCEPT IT IS NO JOKE A LIFE AND DEATH MATTER.