Pet Worx WXI-1800 Internal Aquarium Filter – 1800 LPH (Large Tanks / High Bio-load)

The Pet Worx WXI-1800 is a high-flow submersible internal filter, moving up to 1800 litres of water per hour. It's built for large aquariums or heavily stocked tanks where water quality needs to be worked hard to keep up.

Suited to tanks in the roughly 250–350L range, or smaller tanks carrying a higher-than-average bioload.

• 1800 LPH flow rate for large or high-bioload aquariums
• Submersible internal design — no external plumbing required
• Combines mechanical and biological filtration in one unit
• Adjustable flow output
• Straightforward to install and maintain despite the higher output

Part of the Pet Worx internal filter range, sized from 150 LPH right up to 2300 LPH.