Fluval FX2 FX4 FX5 FX6 Filter Cover

Fluval FX2 FX4 FX5 FX6 Filter Cover

This black Fluval FX filter lid is the genuine replacement cover designed specifically for the Fluval FX canister filters. Crafted to fit accurately and maintain performance, it ensures a tight seal and preserves the integrated Smart Pump™ functionality that makes the FX6 so reliable.

Made with the same precision engineering as the original, this lid safeguards the filter’s automatic priming, pressure regulation, and secure fit. It retains the FX6’s clear structural integrity while preserving the sleek aesthetic of your setup.

Compatible Features Include:

• Same multi-part fastener layout as original lid

• Seamless integration with Aqua-Stop valves, Smart Pump™, and media baskets

• Durable black finish that resists wear and enhances appearance

• Fits securely over the FX’s O-ring for leak-free performance

• Maintains ease of maintenance and routine access to media chambers

Available with accurate dimensions (matching all the FX canister footprints):

• Width/Length: approximately 400 mm

• Depth/Height: approximately 400 mm

This ensures a perfect fit without compromising water handling or filter capacity 

This product is part of our complete collection of Fluval FX6 Spare Parts. Browse genuine replacement impellers, seals, O-rings, hoses, valves, media baskets and other FX6 filter components to keep your Fluval FX6 canister filter performing at its best.