Specifications     Type FFU-Q20(25)-SL FFU-Q30(35)-SL     Inelt / outlet (N1/N2) Rp 3/8" I Rp1/2"     Venting button selective: Plastic with SS-screw     Material head Polypropylene     Material sump Polypropylene I SAN (transparent)     Material gasket NBR (other materials optional)     Max. operat. pressure 8,5 bar     Max. operat. temperature 40°C     Confirmation DGRL 2014/68/EU I Art.4, §3 (PED)     Cartridge support DOE (both sides open)     Cartridge length 5" (124 mm) 10" (251 mm)     Overview brochure PDF-DOWNLOAD Suitable filter elements: Depth filter up to 90% retention rate .       . Depth filter up to 99,9% retention rate .   . Stainless steel filter cartridges .     . Original-Filter cartridges from 3M .       Brief description: The filter housings of the type FFU Q20-SL and Q30-SL FFU exist of Polypropylene (PP) and correspond to the FDA regulations. They take up a single filter cartridge with a length of 124 mm or 251 mm. The material is extremely continual compared with acids free of oxidation like hydrochloric acid and sulfuric acid up to 70% of concentration, as well as compared with salt solutions, liquid hydrocarbons, alcohols and concentrated lyes. The housings Q25-SL FFU and Q35-SL FFU have the same case head from Polypropylene, however, the marsh exists of styrene acrylonitrile (SAN). These housings are used to the filtration by water and watered acids at temperatures below 40°C.