Klimaire CRM18H2P13 1. 5 Ton (18,000 Btu) outdoor unit operates with R410-A refrigerant gas and 208-230V/60Hz/1ph that efficiently cools and heats your home. With your KLIMAIRE split type 13+ SEER high efficiency reverse cycle heat pump unit, you will have the best and affordable product that fits your budget. Since heating and cooling systems are major investment for homeowners, Klimaire is dedicated to build equipment with high efficiency, performance, durability to give you the comfort you deserve all year round. The Klimaire outdoor unit high efficiency condenser coil is made with corrugated aluminum fins and inner grooved refrigeration-grade copper tubing. Factory in-line filter dryer, high/low pressure switches for longer system life. KLIMAIRE air conditioners and heat pumps utilize high performance rotary compressors, to operate at high efficiency with low noise level. With our latest design coils are protected with a steel louver wrap around coil guard that keeps its attractive appearance year after year. The ARAM18H2P air handler unit provides user-flexibility with installation options for up-flow, down-flow or horizontal applications. These versatile models may be used for split-system cooling or heat pump operation. Compact cabinets along with return air options - in both the up-flow and horizontal positions allow this unit to fit into tight spaces such as attics, crawl spaces and closets.