The Culligan ISH-200 is a polished chrome finish inline shower filter system that fits easily onto shower heads. Replacing the ISH-200 filter cartridge is simple with the easy change design. The Culligan ISH-200 inline shower filter attaches easily to the existing standard -inch shower arm at one end and then to the existing showerhead at the other without affecting the height or positioning of the showerhead. The Culligan ISH-200 shower filter reduces chlorine taste and odor up to 97%. The Culligan ISH-200 filter reduces sulfur odor from your shower water creating a fresher shower experience. The Culligan ISH-200 shower filtration system reduces scale from your shower water. This helps to keep your shower stall cleaner. The Culligan ISH-200 shower filter system prevents drying of skin and hair and prevents chlorine damage to hair texture and color-treated hair. The Culligan ISH-200 shower filters prevent inhaling of and absorption of chlorine during showers. The Culligan ISH200 shower filter cartridges reduce odor and sediment. The Culligan ISH-200 is bacteriostatic. The term bacteriostatic indicates that the system limits the passage or growth of bacteria that may already exist in the incoming water. The Culligan ISH-200 is tested and certified by NSF International against NSF/ANSI Standard 177 for the reduction of free available chlorine. Water Pressure Required: 30-125 psi (2.1-8.6 bar). Water Temperature Required: 40-100°F (4.4-37.8°C). The Culligan WHR-140 shower filter cartridge is included with the purchase of the Culligan ISH-200 shower filter system. Replace the WHR-140 shower filter every 6 months or every 10000 Gallons of water depending on water conditions water usage and when the smell of chlorine is present in your water.