DOUBLE CHECK IT: Each blower has a different motor horsepower, blower wheel size, and airflow rating. Make sure you use the correct fan table. November 26, 2018 When you measure static pressure, duct ...

[Editor’s note: When we last visited with lead installer John and his helper Charlie (The NEWS, March 5, 2007), they had just learned the hard way that there’s a lot more to sealing ducts than just ...

Should you install static pressure or high airflow fans? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Did you know there are two types of fans ...

An international team of scientists has created the highest static pressure ever achieved in a lab: Using a special high pressure device, the researchers investigated the behavior of the metal osmium ...