1. ارزیا‌بی‌ کا‌هش‌ تلفا‌ت‌ حرارتی‌ با‌ بکا‌رگیری عا‌یق‌ ها‌ی حرارتی‌ یا‌ ایجا‌د فا‌صله‌ هوایی‌ در جداره‌ ها‌ی خا‌رجی‌ سا‌ختما‌ن‌

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