The phrase "conditioned space" refers to an indoor area that has been specifically regulated or controlled to maintain a comfortable and desired temperature, humidity, and air quality. Full definition
Stay in air conditioned spaces as much as possible, or find one if your home is not air conditioned. (www2.erie.gov)
The construction of proper facilities and maintenance of large runs and conditioned space for the dogs involves a lot of resources. (starstrucklabradors.com)
Take your workouts indoors to an air conditioned space when humidity and heat is high. (coreexpectations.com)