NF P41-600-1*NF EN 13443-1+A1:2007 Water conditioning equipment inside buildings - Mechanical filters - Part 1 : particle rating 80 Šm to 150 Šm - Requirements for performances, safety and testing.
2007NF P41-600-1*NF EN 13443-1+A1:2007 Water conditioning equipment inside buildings - Mechanical filters - Part 1 : particle rating 80 Šm to 150 Šm - Requirements for performances, safety and testing.