# Replacement Gasket for Hagen Fluval 304/404 Canister Filter (Model 14998)

**URL:** https://aio.lv/en/product--hagen-14998--12054858
**Data updated:** 2026-03-12 19:38 (EET)
**Category:** Aquarium Supplies
**Manufacturer:** Hagen
**Manufacturer code:** 14998
**EAN:** 015561300636
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 10.49 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 8.67 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hagen-14998--12054858

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

Replacement gasket designed for Hagen Fluval 304 and 404 canister filters (MPN 14998). This spare part ensures a reliable seal between canister components to prevent leaks and maintain proper water flow and pressure. Suitable for maintenance and repair of compatible Fluval 300-series canister filters in home aquariums.

## Long description

Replacement gasket for Hagen Fluval 304/404 canister filter provides a precise sealing element designed to fit the mating surfaces of compatible Fluval 300-series canisters. The spare gasket restores proper sealing between canister components to prevent leaks, maintain correct water flow and pressure, and support filter performance during routine maintenance or repair of home aquarium filtration systems.
Advantages
This replacement gasket is manufactured to match the shape and dimensions required by matching Fluval canister connections, helping to ensure a secure seal and reduce the risk of water leaks. Installing a new gasket helps maintain stable water flow, preserves pump efficiency, and minimizes the need for temporary workarounds. The gasket is a cost-effective spare part for routine maintenance that can extend the useful life of the canister filter by restoring intended operating conditions.
Suitable for
Maintenance and repair of Hagen Fluval 304 and Fluval 404 canister filters
Home aquarium filter servicing where a worn or damaged seal is suspected
Preventive replacement during scheduled canister maintenance to avoid leaks
Key specifications
Material: durable elastomer designed for watertight sealing
Compatibility: models from the Fluval 300-series canister filters that use the corresponding gasket shape
Function: creates pressure- and water-tight seal between canister parts
Use environment: freshwater and standard home aquarium conditions
How to use
Before installation, disconnect the canister filter from power and drain water according to the filter manufacturer’s maintenance instructions. Open the canister housing and remove the old gasket, inspecting mounting surfaces for debris or damage. Clean mating surfaces with a soft cloth and mild water rinse; ensure surfaces are dry or as instructed in the filter manual. Position the replacement gasket in the correct groove or seat, making sure it sits evenly without twists or pinches. Reassemble the canister components and tighten fittings evenly as directed by the filter guide. After reassembly, reconnect power and check the unit for proper priming and absence of leaks during initial operation.
Usage recommendations
Replace the gasket at the first sign of hardening, cracking, or persistent leaks. Use only compatible sealing parts and follow the canister filter manufacturer’s maintenance intervals; regular inspection during routine cleaning helps prevent sudden failures and maintains consistent filtration performance.

## FAQ

### How much does the Hagen Fluval 304/404 Gasket MPN 14998 cost, and is it available for purchase?

The price is 10.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 11 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 14.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Hagen products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Hagen service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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