An entirely new, satin silver front with illuminated touch controls places K?hl and K?hl + Heat/Cool at the forefront of room air design. And now you can personalize your space with optional designer color fronts. New, advanced digital controls intuitively provide comfort, convenience and ease of use and allow for a range of programmability previously only associated with high-end central air systems. At the heart of each unit, you'll find the durable components and heavy duty construction that you expect from Friedrich. Engineering details like heavy gauge steel, rifled copper tubing, high tech aluminum fins with sine wave technology, aluminum end plates that reduce corrosion, totally-enclosed commercial grade motors, high efficiency compressors, vibration absorbing technology and insulated air plenums. All details that ensure years of reliable performance and quiet operation.