Description

The NAPT is a circular supply air diffuser featuring a perforated front plate and a back section with a spigot air connection. Due to its efficient ventilation properties, the NAPT is suitable for a wide range of applications. Designed for ceiling mounting, the diffuser can be directly installed into an air duct system or connected to a TK commissioning box. This setup ensures uniform and balanced airflow to the diffuser. The maximum recommended temperature difference (Δt) for optimal performance is 10 °C.

Applications

The NAPT diffuser is best suited for comfort environments, such as offices, schools, hospitals, restaurants and retail stores.

Standard sizes

Ø100, 125, 160, 200, 250, 315 and 400 mm*

*connection sizes

Airflow range

40 - 1.150 m³/h (11-320 l/s)

Materials and finish

The perforated NAPT front diffuser plate is made of galvanized steel, the back section is made of sheet steel. The air connection features an EPDM rubber sealing. The diffuser is powder coated in standard RAL 9003 white color.

Optional accessories

• TK: A commissioning box, featuring low build height, environmentally friendly sound-absorbent insulation, a supply air distribution plate, and a removable damper module for commissioning and measuring airflow. The sound insulation offers optimal noise attenuation, ensuring quiet operation to enhance comfort in various settings. The damper module is equipped with a measurement flange and hoses for precise airflow measurement, and the damper blade is fitted with adjustment cords for easier commissioning and securing the airflow. The low height is possible by the internal socket design of the diffuser connection, minimising the total height of the diffuser and box, when assembled together.
• MN: Sleeve/nipple for installation with a pressure box in suspended ceilings. The accessory adds 40 mm to the installation height.