This 18,000 Btu ceiling system provides year-round comfort with cooling to 95degree(s)F and heating to 47degree(s)F. Six fan speeds deliver ultra-quiet performance as low as 37 dB, with 360degree(s) 8-way airflow for even distribution. R454B refrigerant reduces environmental impact, while dehumidification extracts 1.1L per hour. The sleek, flush-mount cassette suits modern interiors-perfect for offices, retail stores, large living rooms, gyms, or cafes. Includes a 25ft installation kit (ships in 3 packages). Professional installation by a certified technician is strongly recommended for optimal performance and safety. efficient, and stylish climate control.