The company’s High Temperature Air Amplifier moves high volumes of hot air to surfaces requiring uniform heating while in a furnace or oven. There are no impellers or moving parts and the unit amplifies airflow up to 18:1 at outlet. It is rated for environments up to 700°F (374°C) and its surface is protected from heat stress by a mil-spec coating process originally developed for the aircraft industry. Other features include a sound level of 72 dBA and a type 303 stainless steel housing. Prices start at $359 each. EXAIR CORP., Cincinnati, OH. (800) 903-9247.