ASA Pitot Tube Covers, Large 3/4"

[Music] hello i'm george teasdale with engineered air balance today we're going to be discussing the procedures required for taking a peter dube traverse and a round duct okay so let's discuss the pitot tube here at the tip we have what's measuring the total pressure and this this is the end that gets placed directly in the air stream and the pitot tube is constructed with a tube inside of a tube such that the radial holes on on the outer tube here are going to measure the static pressure and so the total pressure as we mentioned a second ago runs through the inner tube along this along the pitot tube and then the radial holes measure the static pressure again on the outside of the inner tube okay so this end of the pitot tube we again have our cutaway where the inner tube here is the total pressure tube and it is connected to this this port here at the end and at this port this is typi