CRM30C2P16 * High performance, high efficiency, R-410A environmentally friendly refrigerant gas, 16 SEER * Compact design, small foot-print, utilizes minimum yard space * Designed for quiet operation with rotary or scroll compressor and unique sound control wrap around louvered coil guard * Anti-rust, powder painted, galvanized steel cabinet, 1000 hours salt spray test * Totally enclosed, easily accessible service panel * 5 year limited compressor warranty for registered outdoor units, and 1 year parts ARAM30H2P * Anti-rust, painted galvanized steel cabinet, 500 hours salt spray test. * Fully insulated design helps to minimize indoor noise level * Removable front panel allows the blower and coil assemblies to easily slide out for maintenance and ease of trouble shooting * Two drainage spouts for easy installation. * Three speed blower motor allows for flexible design and adds to the unit quiet operation and comfort * Multi-position configuration allows for four types of installation. * Auxiliary electric heater (5kW, 7.5kW, 10kW, 15kW, 20kW) box; filter and thermostat optional. * ARI Certified & ETL Listed.