The Techniflex Pre-Conditioned Air System ductings are used for transferring hot and cold air with resistant technical fabrics without degradation. They resist the mechanical effects coming from the working environment (drag, pres, impulse, vibration .etc), and the company's ventilation duct and flexible hose types are made with all types of fabric, diameter and length to accommodate the temperature and pressure of ventilation system. Other specifications include wide temperature ranges: -70 degrees to 1,100 degress; UV, mold and mildew abrasion resistant duct for outdoor use; moisture resistant duct; insulated and non-insulated available; antistatic; flame retardant; spiral wire reinforced ducting; and various addition apparatus and multifarious hanger accessories to ease assembly of connection.