- Replacement UV UVC Bulb for Pond Filter and Clarifier - UV PLS tubes - 253.7 nm UV output for maximum sterilisation - Suitable for fish pond and aquarium filters - Clear purpose - Replaces worn or degraded UV bulbs to restore effective disinfection in pond filters and clarifiers - Supports water clarity by controlling algae and microbe growth through UVC exposure - Key benefits - Maintains consistent UV performance to keep pond and aquarium water clearer - Simple replacement part to minimise downtime and keep filtration running efficiently - Compatible with systems that use UV PLS tubes - How it works - When installed in a compatible UV pond filter or clarifier, the bulb emits 253.7 nm UVC light as water passes through, inactivating algae and microorganisms to aid overall water quality - Compatibility and fit - Designed as a replacement bulb for UV PLS tube based pond and aquarium filters - Verify your unit uses UV PLS tubes and the appropriate socket before replacement - Use scenarios - Scenario 1: In a koi pond experiencing a seasonal algae bloom, replace the bulb to restore water clarity and reduce green water - Scenario 2: In a freshwater aquarium canister filter with a UV clarifier, install the bulb to maintain low algae levels and clearer water - Scenario 3: As part of routine pond maintenance, replace the bulb to ensure continued UV sterilisation after periods of high biomass or cloudy conditions