In 1948, research by R.G. Huebscher established flow resistance for different shapes of ductwork at equal velocities, which allowed the creation of the duct-sizing calculator or “Ductulator” for ...

Supply flow into an occupied space is generally a mixture of return air and fresh outdoor air that has been filtered and then conditioned through heating or cooling coils. This volume of supply air ...

So you think your air conditioner is pretty cool, right? What if we told you it is a low-velocity system? Suddenly, you might have an inferiority complex about your home's cooling system. A cool ...

SAN JOSE, Calif., Dec. 12, 2024 (GLOBE NEWSWIRE) -- Posifa Technologies today introduced its new PAV5000 series MEMS anemometer sensor. Fully calibrated and temperature-compensated for easy ...