Series 9641

The 9641 backflow preventer is the robust stainless steel version designed for connection to standpipes and demanding applications.

It reliably protects drinking water systems in accordance with DIN EN 1717 up to fluid category 4 and is particularly suitable for construction water supply, food processing plants or cleaning processes.

The proven BA principle with three pressure zones ensures maximum safety, whilst the stainless steel design meets the highest standards of hygiene and corrosion resistance.

The combination of efficiency, durability and compact design makes the 9641 the ideal solution for demanding applications.

• Internal pipe thread
• Male thread

• Food industry
• Construction water supply
• High-pressure cleaner

Safety device for protecting drinking water systems against back-pressure, backflow and back-sucking in accordance with DIN EN 1717, up to and including fluid category 4.