Its simple and essential design makes it easy to fit in any kind of environment. Wall, ceiling and window installation with kit. Made of shockproof and heat resistant ABS plastic. Induction motor – Insulation class B – 2800 Rpm with self lubricating bushes. Motor protection through a thermal safety unit. Progressive and silent automatic closing system. ACCESSORIES:Accessory for window application equipped with external gravity shutter and a rubber seal to avoid vibrations. Timer suitable for internal mounting for standard models.