| 摘要 |
A ventilator for fitment to a window between a glazing panel and the frame of the glazing panel comprises an inner section 1, an outer section 2, and an intermediate section 32 of a substantially non-heat conductive material, which section 32 connects together the sections 1, 2 via a screen 40 and forms at least part of a glazing channel for the window. <IMAGE> |
