Millenium Instruments Inc. 2402 Springridge Drive Suite A , Spring Grove , Illinois 60081 USA About Solutions products Companies Millenium Instruments Inc. Products Air velocity kit Air velocity kit 0 Share Manometer [symbol] s.s. standard pitot [symbol] two 10’ pieces of tubing[symbol] air velocity calculator. Most popular related searches air velocity calculator Customer reviews No reviews were found for Air velocity kit. Be the first to review! Add your review Publish your review Great! review successfully added!