To keep the same quality of drinking water throughout the year, it should replace the filters of your purifier.

Each filter cartridge has specific properties depending on the quality of drinking water.

It will change the sediment cartridge, the charcoal filter and in some cases anti-nitrate filter.

The solid particle filter is used to retain materials that swim in the water to reduce turbidity. Then, the activated carbon filtrau guaranteed its best taste.
The cartridges are compatible with all standard filter housing 9 3/4 inches with 1/4 input, 3/8 or 3/4 inch. Only the degree of filtration will be chosen in relation to the analysis of its domestic water.
The maintenance of purifiers under sinks and Big Duo general type network purifiers done annually by opening the filter holder with a suitable key and changing the black O-ring to ensure optimal tightness.