The OLMO Sierra Series offers an excellent balance of affordability and modern features, making it a great choice for budget-conscious homeowners. These systems are equipped with reliable compressors and basic smart features to provide consistent cooling and heating. You can find the Sierra series in our OLMO collection, which is a popular alternative for guest houses or rental properties. Despite the lower price point, they still offer the energy-saving benefits of inverter technology. Many of our one zone wall mount units come from this series to offer an accessible entry point into ductless comfort. It is a dependable brand that doesn't compromise on the essentials of climate control.