Rectangular vs Spiral Ductwork: Which Is Better?

HVAC ductwork comparison in industrial space

Choosing between rectangular and spiral ductwork is not just a design decision. It directly affects airflow, energy costs, installation time, and long-term performance.  We often see projects where the wrong duct type leads to noise issues, higher running costs, or poor airflow. In this guide, we explain the real differences in simple terms so you […]