> Whole house systems do not filter down to the same small
particle size as
> point-of-use water filters placed at or below the sink
(for cooking,
> drinking, ice and beverages).  Whole house systems
generally filter down to
> about 10 or 15 microns, removing chlorine and large
particles.  In contrast,
> effective filter fordrinking water will filter down to 1/2
micron.  If you
> filtered water for your whole house to such a small
particle size it would
> take hours to fill your dishwasher (if you have one),
washing machine, bath
> tub, toilet, etc. and you'd have to have a huge filter or
very frequent
> replacements.  If you have a whole house system, you still
need a filter at
> the sink to make the water safe for cooking and drinking.
COMMENT:

The whole house filter removing the larger particles will
help the drinking water filter to last longer.


Regards,   Lorenzo