AiRTX 25035 Aluminum Vortex Tube, 35CFMCondition:* Not sure if used or just set up with additional fitting.* Cold outputhas a 3/8″ push-to-connect pneumatic fitting added.* As pictured.Additional Notes:* Material: Aluminum* No moving parts, portable, lightweight and low cost* Uses no electricity, freon, or chemicals* Instant on/off* Generate cold and hot air from a single device* Flow Rate: 35ft/min * Cooling Rate: 2800 BTU/hour* Temperature Drop: 65F (from ambient)AiRTX 25035