This Westbrass sleek thin round 5-inch diameter with 6-function filtered adjustable spray hand shower is the perfect addition to your showering experience with it's longer hand shower handle for added reach and spray options. Spray functions are: saturating, massage, saturating & massage, dot massage, saturating and trickle with a 1.8 GPM flow rate with adjustable spray face controls regulation of flow. The triple action filtration cartridges in both units remove impurities, heavy metals such as lead, mercury, organic chemicals like hydrogen sulphide and chlorine and other harmful substances from your water while enhancing the water's cleansing abilities by releasing beneficial natural minerals that the human body needs. Filter cartridges should be replaced every six (6) months, 10,000 gallons or if it begins to discolour and the built-in dial reminds you when to change the filter. Sold separately as two-packs. HHF Replacement filter unit is compatible with Westbrass models: SCH900F, F730, HSF731 and HSF6701. Replacing the cartridge is quick and easy, just swap the old cartridge with a new one, flush with hot water for one (1) minute, and it’s ready for use. Available in a variety of stylish finishes, this item is sure to complement your existing fixtures. Westbrass Fine Decorative Plumbing since 1935.