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Technical Insights & HVAC Engineering Guides
Articles written for HVAC designers, contractors, and project procurement teams.
Focused on practical applications, system configuration, product selection, and project execution.
How to Choose Air Duct Materials: Galvanized Steel, Stainless Steel, and Aluminum Compared
Compare galvanized steel, stainless steel, and aluminum air duct materials. Learn how environment, hygiene requirements, and lifecycle cost influence HVAC duct selection.
Rectangular vs Spiral Ducts: Airflow Efficiency, Cost, and Installation Differences
Compare rectangular and spiral HVAC ducts in airflow efficiency, installation, cost, leakage control, and acoustic performance. Practical guidance for real project selection.
What Is an HVAC Air Duct System? Components, Function & Layout Basics
Learn the basics of HVAC air duct systems, including components, airflow layouts, materials, and performance factors for commercial and industrial buildings.