| 摘要 |
A natural circulation rectangular ventilation window for a vinyl house is provided to control the ventilation amount, to simplify the structure and to allow it to be installed easily and to allow a plurality of windows to be opened simultaneously. A natural circulation rectangular ventilation window for a vinyl house comprises a tightening clip(1d) hooked to a house pipe for installation; a band engagement groove(1e) formed at the upper part of the main body; a band hooking projection(7a) engaged to the band engagement groove by a fixing zipper(7b); and a fixing tightening clip(1c) of the inner skin and an inner fixing stand(8).
|
