Simple 1 under can be, easily installed under the kitchen counter. It takes up minimal space. 

The most ideal filter is the Veluda triple filter, which effectively fights sediments, chlorine, germs and pathogenic microorganisms.

SPECIFICATIONS

Size (inch) 10'' x 2.5''
Connection (inch)1.2''
Pressure (bar) 3.5 - 4 
Max Pressure (bar) 6
Max flow (liters) 20 / min
Max temperature43°C