The Dometic B59516.XX1C0 Brisk II Polar White Air Conditioner has a capacity of 13500 to 15000 BTU per hour and uses a high-performance motor and fan that maximizes airflow. This RV A/C unit provides 15% increase in airflow and is 19% lighter than the company’s previous models. It fits standard 14 x 14 air vents and has an easy installation and maintenance process. It even comes with a 2-year protection and warranty.