Wide Compatibility: With part numbers P05345 and P03821, this chemical chlorine dispenser replacement part is compatible with Lay Z Spa pools. Water Purification: The chemical chlorine dispenser helps distribute chlorine evenly in pool water, effectively purifying the water and maintaining cleanliness. Durable ABS Material: Constructed from high-quality ABS material, this replacement part offers durability and reliable performance for long-term use. Easy Installation: Designed for simple installation, this replacement part can be easily installed without the need for special tools, saving time and effort. Regular Maintenance: Regularly replacing the chlorine dispenser parts can help extend the life of your spa system, supporting effective water treatment in home spas and hot tubs.