​​​ ​​ NP1 In-line Water Filter Housing - BWT Best Water Technology 

NP1 - In-Line Water Filter Housing

The NP1 is a filter housing designed for installation on cold water drinking lines.

Primary purpose

The filtration of incoming mains water supply. The NP1 houses individual Liff cartridges and can be used for varying levels of filtration depending on the filter cartridge used.
Features and Benefits


  • Single appliance or whole house protection

  • Suitable for a wide range of cartridges´


Model No. NP1
Inlet/Outlet 3/4" BSP F

Height (mm)

Width (mm) 115
Max. Flow Dependent on cartridge
Max. Temp. 25°C Water 27°C Ambient

Max. Pressure (bar)


Cartridges 10"Nominal Length
Material Polypropylene

NP1 In-line Filter Housing