PURPOSE: To enable to supply cold or hot air preponderantly to a desired area, by attaching a simple, flexible sleeve-like member to an outlet port of a space cooling or heating air conditioner by use of a securing means.
CONSTITUTION: A connecting sleeve 8 and a square-shaped sleeve section 10 are attached to the rear end of a flexible sleeve-like member 1, and securing legs 2 are extended from the four corners of the square-shaped sleeve section 10. The sleeve 1 arranged as above is coupled to an outlet port 4 of an air conditioner 5, in the manner that the four legs 2 are fitted resiliently in the outlet port 4. Therefore, it is enabled to supply cold or hot air preponderantly to a desired area by directing the sleeve 1 freely toward the desired area.