The automatic extractor outlet type HFA is designed to provide economy in energy consumption for central extractor systems while at the same time giving a high level of comfort for users.
- Depending on the type of building, heating energy as compared with total consumption can be reduced by 10-30%.
- The heating system can be designed to smaller dimensions.
- The HFA extractor outlet is suitable for all buildings with central extractor systems.

Automatic exhaust valves type ATVC-100 are suitable for installations in multi-storey residential buildings, office blocks, hotels, schools etc., with a central exhaust air system. ATVC-100 can be installed either in new or renovated buildings.

• These easy-to-install ventilation valves are a cost-effective solution for small rooms where you only need to circulate smaller quantities of air.