Lifegard Aquatics UV Sterilizer Quartz Sleeve (15 Watt) Two Little Fishies cover the laterite powder with

cover the laterite powder with a suitable substrate layer before filling the aquarium

Natural display appearance: Helps present greens

textured surface

and Blade Refugium models within the supported length range

Lifegard Aquatics UV Sterilizer Quartz Sleeve (15 Watt) Two Little Fishies cover the laterite powder withLifegard Aquatics UV Sterilizer Quartz Sleeve (15 Watt) Lifegard Aquatics UV Sterilizer Quartz Sleeve (15 Watt) is a replacement quartz sleeve for compatible 15 watt Lifegard UV sterilizers. 15 Watt UV Quartz Sleeve Replacement The quartz sleeve separates the UV bulb from the water flowing through the sterilizer while still allowing UV light to pass through. Replacing a cracked, stained, or worn sleeve helps protect the bulb and maintain proper