Dutos pré-isolados com PIR versus dutos de aço galvanizado: diferenças e aplicações
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 […]


