| 摘要 |
A removable heat shield is disclosed for a combined cooling and heating unit, which can be easily installed and removed seasonally. The heat shield has adjustable frame members that can be installed on any type of unit, which can be positioned for best shading as needed for the prevailing building orientation relative to the path of the sun. The heat shield also comprises a covering that can be stretched over an easily the installed framework, which provides instantly attachable and removable heat dissipating shade. The covering may be a three layered heat dissipating covering with a bottom canvas layer for strength, a middle insulating layer, and a top heat dissipating material layer. The heat shield further comprises a tie down means that is capable of stretching and maintaining the heat dissipating and shading sheet in a taut condition.
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