pressure valve 99229021 The agitator must be protected

The agitator must be protected against dry-running

Pipework connection is via internal Whitworth pipe threads

a straight or 90° bent pipe for BM 3A

The Grundfos CMBE booster is a compact booster system for water supply in domestic applications

pressure valve 99229021 The agitator must be protectedPressure valves provide a constant counterpressure and prevent siphoning Opening pressure is fix at 3 bar. They are particularly required for DDA FC or DDA FCM pumps at very small flow rates. Pressure valves are installed either directly on the pump discharge side, or on the pressure relief valve. Spring material is Alloy C 4 (NiMo16CrTi, material number 2. 4610).