【Precision Fit】Designed to match standard specifications , this chlorine dispenser works with a range of spas and hot tubs . Compatible with P05345 , P03821 components , supporting continuous chlorine dissolution and water purification 【Sturdy , Disassemblable Housing】The robust housing stands up to outdoor water conditions . All parts are detachable , allowing for straightforward inspection , maintenance , and cleaning 【Customizable Dissolution Rate】Features an adjustable release mechanism , letting you control the dissolving speed to match your spa or tub's volume for flexible chlorine dosing 【No Extra Power Needed】The water through cartridge works in tandem with your existing filtration system . No additional power source is required 【Wall Mount Placement】The stable wall mounted design sits directly in the water flow path , preventing uneven buildup of chlorine tablets and ensuring consistent distribution, Manufacturer: Zhjiutak