Neutral units are dolomite filters used to increase water hardness and/or pH. The channelling created by water on the filter media shall be periodically removed with a backwash. The backwash frequency can be programmed by time. The system is to be sized according to the flow rate required by the user.

Neutral units are made up of:

• head with hydropneumatic valve in plastic material and electronic timer ET 500 F
• cylinder in plastic material covered in fibreglass containing the active media of calcium carbonated (dolomite).

The 5 litre neutralizer is a neutralizing filter with activated media of calcium carbonate for boilers with power up to 378 kW. The neutralizing media increase and keep water hardness and pH levels balanced. They do not contain any components which might alter the features of the neutralized water to be drained.

 

 

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