CLEAN AIR SUPPLIER, SUPPORT PLATE FOR SUPPORTING CLEAN AIR SUPPLIER, WINDOW FRAME ON WHICH CLEAN AIR SUPPLIER IS INSTALLED, AND PLUG FOR BLOCKING BORED HOLE FORMED IN WINDOW FRAME

摘要

The present invention proposes a clean air supplier. A clean air supplier according to an embodiment of the present invention comprises: a housing having an indoor air inflow port through which indoor air flows in, an outdoor air inflow port through which outdoor air flows in, and a clean air outflow port connected to first bored holes bored in a construction structure and a window frame such that purified air is supplied indoors; an indoor air inflow tube having one end connected to second bored holes bored in the construction structure and the window frame, and having the other end connected to the indoor air inflow port; a main damper for selectively blocking the indoor air inflow port or the outdoor air inflow port such that inflow of a selected amount of indoor air or outdoor air into the housing is adjusted; a blower for generating a flow of the indoor air or outdoor air; at least one filter for filtering the inflowing air; and a controller for controlling the main damper and the blower.