PRE-VENT®-self-operated controllers are used in simple units to reduce investment costs.
By fixing our automatic units on your control system, you will equip it with hydraulic stabilization thus gaining and saving up to 20 % of the energy, you would otherwise have wasted.

Self-operated controllers of:

• pressure difference
• pressure
• flow
• pressure difference and flow (two functions)
• Electronic units for controlling temperature in central heating or household hot water systems
• Net filters