window sash

a window sash

aluminium sashアルミニウムサッシ

resin sash
樹脂サッシ

aluminum resin composite sash
アルミ樹脂複合サッシ

説明:アルミは熱伝導率が高いため、アルミ製のサッシは夏に熱を持ちやすく、冬に冷えやすくなります。さらに、結露が発生しやすいです。
Aluminum sashes have high thermal conductivity, causing rooms to heat up in summer and become cold in winter. Additionally, aluminum sashes are prone to condensation.

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