Arcadia T8 15W UVC Bulb (450mm)
This genuine Arcadia 15W UV bulb fits standard UV clarifiers and sterilizers, helping control algae in ponds and aquariums. For best results, replace every 612 months. Easy to install, weatherproof, and built to last.

Key Features:

• Power: 15W

• Size: T8 (450mm)

• Controls single-celled algae

• Fast, effective performance

• Durable and weather-resistant

• Replace every 612 months

• Do not look directly at the bulb