Our team designed, built, and tested a fan/duct assembly (Figures 1 and 2), to investigate general airflow properties, only to inadvertently discover that HVAC ducts ...

For the past 50 years, engineers have been “designing” duct systems. Quite often, they were not actually designing the systems, but were sizing duct the duct according to some rule of thumb. The rules ...

Kahului, HI – Maintaining a comfortable, energy-efficient indoor environment starts with properly installed ductwork. Synairgy Mechanical emphasizes professional duct & vent installation for homes and ...