4. Efciency of the lter cartridge
The service life of the lter cartridge varies according to the location where it
is used, as the quality of the water is not the same everywhere. The capacity of
the lter cartridge depends on the hardness of the water. The harder the water,
the earlier the lter cartridge will be exhausted.
Filter capacities
Gourmet Edition Mg
2+
120 l at TW* = 12 – 14.2 °d **
Gourmet Edition Mg
2+
100 l at TW* = 12 – 14.2 °d **
*TW = total water hardness
**German water hardness
The substances mentioned e.g. lead and copper, which are reduced by the
lter, are not always contained in tap water.
The lter cartridge fulls the microbiological requirements made on water lters
according to DIN 10521. The requirements according to DIN 10521 made on
chlorine, lead and copper retention are fullled.
BWT products are manufactured
according to the strictest quality
requirements. The production follows
the HACCP standards. The food
quality is monitored by independent
institutes.
BWT gives you a manufacturer‘s
warranty of two years on the water
ltering system you have bought.
5. BWT quality