LAMINAR AIR FLOW Share Facebook Twitter LinkedIn Google+ Email May 18, 2021by Arphi Technical Specification Size: 2’x2’x2′; 3’x2’x2′; 4’x2’x2’; 6’x2’x2’ Cleanliness: Class 100 Particle Retention: 0.3 Micron Velocity: 90’/minute ± 20 Noise level: 65 decibel ±5 Efficiency: 99.97% Counter Balanced Sash Door Download PDF