# Fluval FX5/FX6 Lid Fastener

## Fluval FX5/FX6 Lid Fastener Replacement for FX Series Canister Filters

The Fluval FX5/FX6 Lid Fastener is a genuine replacement lid fastener for Fluval FX series high-performance canister filters. The lid fastener secures the filter lid firmly in place during operation replacing a broken or worn fastener prevents lid movement and potential leaks.

-   Genuine Fluval replacement part
-   Compatible with: Fluval FX4 (A214), FX5 (A218), and FX6 (A219) High Performance Filters
-   Secures the filter lid firmly during operation
-   Prevents lid movement and potential leaks
-   Easy to fit no specialist tools required

Inspect lid fasteners regularly for cracks or deformation. Replace immediately if any damage is detected. Always turn off and unplug the filter before replacing. Refer to your filter manual for fitting instructions.

## Details

- **Price:** 11.89 GBP
- **Vendor:** Fluval
- **Type:** Fish : Accessories : Spare Parts
- **Tags:** Fish Accessories, Fluval, Spare Parts

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 11.89 GBP | In stock |

## Images

- Fluval FX5/FX6 Lid Fastener: white plastic knob with hex hole, metal rod on right side.

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> Source: [Pet n Pony](https://petnpony.co.uk/products/fluval-fx5-fx6-lid-fastener)
> Updated: 2026-04-20