Gaskets *other gasket materials on request    Housing gasket FPM* on request order            Gehäuseteile    Head without vent Rp 1" on request order    Head without vent Rp 1 1/2"  on request order     Head with vent Rp 1" on request order    Head with vent Rp 1 1/2"  on request order     Polypropylene sump 10" on request order    Polypropylene sump 20" on request order Suitable filter elements: Depth filter up to 90% retention rate . . Activated carbon / adsorption filter cartridges .       . Brief description: The filter housings of the series "Big Blue" FFU-B exist of Polypropylene (PP) and correspond to the FDA regulations. They take up a single filter cartridge with a diameter of 114 mm and a length of 248 mm or 508 mm. The material is extremely continual compared with acids free of oxidation like hydrochloric acid and sulfuric acid up to 70% of concentration, salt solutions, to liquid hydrocarbons, alcohols and to concentrated lyes. These housings are used to the filtration by water and watered acids at temperatures below 40°C.