Air Blower for Linear Air Track, 120V AC – Eisco Labs. Provides constant air pressure for linear air tracks. Adjustable blower speed, 1.45 psi. Low noise levels won’t overpower lectures. Includes air hose measuring 5ft long x 1.25 diameter. Compact design stows under table or bench. This blower is specifically designed for laboratory use. It provides a constant 1.45 psi of pressure at less than 60 decibels of noise, so it won’t overpower your lecture. Compact design stows neatly under a table or lab bench. Includes tube, power cord and on/off switch. Blower speed is adjustable, with a maximum output of 6kPa. Ideal for use with the Eisco Linear Air Track part no. Size of body: 9″ x 13″ x 13. Air hose size: 5ft long x 1.25 diameter. Check out my other items.