You should clean your air ducts every three to five years, but the specifics depend on your home.If you turn on the air conditioning unit to stay cool in the summer, or if you turn on the heat to stay ...

While recently eating dinner with my colleague Paul Wieboldt, we started talking about the common defects found in many duct systems today. As we listed the various duct system flaws typically ...

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 ...

As limits on SO 2 emissions become tighter, many coal-fired utility power plants are adding new flue gas desulfurization (FGD) systems or upgrading existing ones. The majority of these systems employ ...

Saving time and cost while delivering a superior solution – those were the qualities that earned PanelDuct the overall Irish Times Innovation Award for 2015. The company's novel ventilation ducting ...

Q: I just discovered that the air ducts in my concrete slab have problems. An odor alerted me to standing water, debris and even a dead animal in the ducts below my floor. I have galvanized air ducts ...

In the last blog, I looked at the fundamentals of mechanical ventilation and heat recovery and this week I'll be looking specifically at the system that we are installing in the Denby Dale Passivhaus.