

Replace Trojan UV Lamp Bulbs and O-Rings (sold separately) every 12 months. Clean quartz sleeve regularly, replace if extremely fouled or broken. For Trojan UV Max Pro10, Pro20, Pro30, G/Plus, H/Plus, and J/Plus, replace the Trojan UV Bulbs and O-Rings every 2 years. Clean quartz sleeve regularly, replace if extremely fouled or broken.
