DN75/90 reducer for airlock HL900N(ECO) HL990

Reducer for air vent – the key to a tight connection

This reducer, catalog number HL990, is an essential element when installing the HL900N(ECO) air vent. It is used to connect pipes with diameters of DN75 and DN90 to the air vent inlet, ensuring the correct and efficient operation of the entire system. It allows adaptation of the existing installation to a new air vent without the need for costly modifications.

Fit and compatibility

The HL990 reducer is specifically designed for the HL900N(ECO) air vent from HL Hutterer & Lechner. It provides a tight and stable connection, minimizing the risk of leaks and improper operation of the ventilation system. Its design takes into account European standards, which guarantees compatibility with other installation elements.

Installation and application

The installation of the reducer is simple and intuitive, which translates into time savings for both professional installers and end users. Made of high-quality PP plastic, it is characterized by durability and corrosion resistance. It is ideal for use in ventilation systems of residential, commercial and industrial buildings. It allows connecting the air vent to existing installations with different pipe diameters.