●Interior & exterior polish degree of sanitary cartridge filter housing is #400, surface polished as mirror
●Sanitary cartridge filter housing manufactures with no dead-angle design and no bacteria retaining
●Sanitary cartridge length 20" , 30"and 40" using 2 clamps design,  easy open and clean from base and easy change cartridge
●Sanitary cartridge plate is forged, adding the resistance and would not be deformed easily
●Inlet and outlet are parallel design and  easy install
●Patented clamp design could be opened without using any tools
●Flat pressure plate could give pressure to the cartridge equally and prevent leaking