Amazon.com: Laguna Pressure-Flo UVC Lamp for Laguna Pressure-Flo Filter 700 and 1400 : Patio, Lawn & Garden
Laguna 13W UVC Bulb for Pressure-Flo 1000/2000 & PowerClear Multi 1000/1500 (MPN PT1701) - Best Prices on Everything for Ponds and Water Gardens - Webb's Water Gardens