Aqua Ultraviolet uses only the highest quality hard quartz that allows for 99.9% UV transmittance rates.
The quartz sleeve protects the lamp from the water and keeps the lamp working at its optimum temperature.Includes the Lamp, Quartz Sleeve and Rubber Seal with BushingsA20402 - Viper Lamp Kit for Stainless Steel with 2" HousingA20403 - Viper Lamp Kit for Stainless Steel with 3" HousingA20412 - Viper Lamp Kit for Stainless Steel with 6" HousingA20404 - Viper Lamp Kit for Plastic 2" HousingA20406 - Viper Lamp Kit for Plastic 3" HousingA20401 - Viper Lamp Kit for Plastic 6" HousingViper 800W uses two kits and 1200W uses three kitsAll Viper Parts are available. Inquire with your needs.