Specifications     Type CT101 CT102 CT103     Inlet / outlet (N1/N2) Rp 3/4" or Rp 1"     Vent (N3) Rp 1/8" (Venting screw)     Housing material Stainless steel 1.4401 (316)     Material internals Stainless steel 1.4401 (316)     Housing closure Support nut with pin opener     Max. operat. pressure 20 bar     Max. operat. temperature -10/+90°C     Confirmation DGRL 2014/68/EU I Art.4, §3 (PED)     Cartridge support DOE     Cartridge length 9 3/4" 19 1/2" 29 1/4"     Overview brochure PDF-DOWNLOAD Suitable filter elements: Depth filter up to 90% retention rate .       . Depth filter up to 99,9% retention rate .   . Membrane filter cartridges .       . Aktivated carbon / adsorption filter cartridges .     . Stainless steel filter cartridges .     . Original-Filter cartridges from 3M .       Brief description: The filter housings of the series CT are cartridge filter housings to the admission of a filter cartridge DOE. These housings are so conceived that filter cartridges with a length of 9 3/4", 19 1/2" and 29 1/4" can be taken up.