Kuhl has been engineered for quiet, yet powerful operation. Extra thick rubber motor mounts absorb vibration and reduce noise inside, while steel inner walls and extra dense insulation block outdoor noise. Kuhl's 8-way air flow systems offer precise air distribution which means faster cooling when you need it most. Kuhl incorporates high-end materials like heavy-gauge galvanized steel, rifled Copper tubing, and high-tech aluminum fins. Kuhl also uses the most durable components to extend the life of your air conditioner, including fully enclosed fan motors that seal out dirt, and powerful, energy-efficient compressors, which make Kuhl as tough an air conditioner as we've ever built. Kuhl El36 with electric heat is designed to cool rooms up to 2700 sq. Ft. And can be used both in your window and for through-the-wall applications. You can now operate your Kuhl on the go from wherever you are using a smartphone, computer or tablet via . Kuhl units include two built-in energy management schedules additionally, create up to 5 custom programs to fit your lifestyle. And, Kuhl is the first smart grid enabled room air conditioner. Requires optional Wi-Fi adapter accessory, sold separately.