The Duo FR is the entry-level filter in the filter range. It is used as a filter fitting for drinking water installations according to DIN 1988. Installation is carried out using the fully rotatable integrated connection flange. The Duo FR works in all installation positions. Due to its very compact design, it can also be used to protect individual appliances (dishwashers, domestic hot water heaters, etc.). The Duo FR is designed as a manual backwash filter in connection sizes DN 20 - DN 25. The filter cartridge is made of plastic, the filter mesh of stainless steel. Technical data: Operating pressure: min. 2 bar, max. 16 bar Operating temperature: 30 °C Medium: Drinking water Mesh size: 90 - 125 µm Flow rate: 1.4 m³/h at ?p 0.2 bar 2.3 m³/h at ?p 0.5 bar Connection size: DN 20, R ¾
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