Features of Zamil Duct Air Conditioners Withstands harsh conditions: Specially designed for the Gulf environment and weather, it withstands very high temperatures. Even air distribution: The possibility of designing the duct network to distribute air evenly throughout the entire space. Low noise level: Since the unit is inside the ceiling and the main motor is outside the building, the sound is almost non-existent. Availability of spare parts and maintenance: The spread of Zamil service centers and the ease of obtaining spare parts in the Kingdom. Requirements before installation Height and foundation: Requires sufficient space in the suspended ceiling (usually not less than 40-50 cm) to install the indoor unit and extend the duct. Electrical supply: Usually requires 3-phase electricity (3Phase - 380V). Thermal design (Duct Design): It is always preferable to work with an air conditioning engineer to properly design the ducts to ensure airflow strength and low noise.