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الاختلافات والتطبيقات بين قنوات التهوية المعزولة مسبقًا بمادة البولي إيزوسيانورات (PIR) وقنوات التهوية المصنوعة من الحديد المجلفن (GI)
When designing an HVAC duct system, PIR pre-insulated ducts and galvanized iron (G.I.) ducts are two widely used solutions for HVAC applications. While both can provide reliable air distribution, they have significant differences in insulation performance, weight, pressure resistance, installation requirements, and application scenarios. PIR Pre-insulated Duct vs. G.I. Duct: At a Glance Feature PIR […]
