The Worthington Creyssensac Rollair 15 - 40E and Rollair 20 - 40E V is a range with a modular design, that results in easy maintenance for these high performance units. Key benefits: Gear transmission: reduced transmission losses compare with belt drive High efficiency air filtration & oil separation IP55 class F and Efficiency ONE SIEMENS motors guarantee protection, reliability and economic power to the Rollair 15 - 40E Smart controllers: Infologic® for the fixed speed units (Rollair 15 - 40E) and Airlogic® for the variable speed driven (Rollair 20 - 40E V) units Option to have integrated dryer with aluminium heat exchanger Minimal noise levels Increased accessibility and handling Optimum ventilation