The Onix portable air conditioner is one of the best portable units of its type on the market today. It has an energy efficiency rating of over 90%, which is the highest on the market. The unit is very easy to operate and easy to install. It comes with a three-year limited warranty which covers labour costs and damage due to storm. The unit is equipped with on board defrost and can be used in freezer rooms and for above room applications such as attics and storage buildings. How to choose the Best Seller of Portable Air Conditioners The company is dedicated to providing its customer with the best products that money can buy and with excellent customer service. The Onix portable air conditioner features the most advanced technology and most often considered ‘green’ by environmental groups. It has become a very popular product with a great energy efficiency rating. Because the technology is so advanced it has better efficiencies than other products on the market today. There are three models to choose from the Onix AC compressor, the Onix AC Oven and Onix AC Transformer. The Onix AC Furnace is designed to use natural gas and has a variable speed fan that provides high airflow capacity with exceptional reliability. The only portable air conditioner bestseller is so popular that the company has introduced a new model called the Onix Carbide AC Wall Mounting. Onix now has built in water filtration systems and ionizers that will eliminate mold and mildew. There are three different models to choose from, Onix AC Furnace, Onix AC Transformer and Onix AC Oven.