Description
Aquael Cartridge Klarpressure for Aquael Klarpressure series pressurised pond filters
The Aquael Cartridge Klarpressure (SKU: 724811) is a high-grade factory replacement filter sponge insert engineered specifically for the Aquael Klarpressure series pressurised pond filters. Constructed from high-density, open-cell reticulated foam, this cartridge provides efficient dual-action mechanical and biological filtration to maintain clean, healthy pond water.
The fine-pored matrix captures coarse floating debris, sludge, and organic waste while providing an expansive surface area for beneficial nitrifying bacteria to colonise. Designed for a precision fit within the filter body, this replacement cartridge prevents unfiltered water bypass and restores optimal flow rate and water clarity in garden ponds.
Usage & Application
When to Use
- Pond Media Maintenance: Recommended for replacing worn, clogged, or misshapen sponge inserts in Aquael Klarpressure filters.
- Seasonal Pond Prep: Ideal for spring start-ups or autumn pond clean-outs to maintain biological stability and mechanical trapping efficiency.
- Clearing Cloudy Water: Captures suspended particulates, algae clumps, and organic detritus to improve overall water transparency.
How to Use
- Disconnect power to the pond pump and pressurised filter system.
- Open the Klarpressure filter canister by releasing the top housing clamps.
- Remove the old, saturated foam insert and rinse out accumulated sludge from the inner chamber.
- Rinse the new Klarpressure foam cartridge with pond water (or non-chlorinated water) to remove any storage dust.
- Place the cartridge firmly into the media tray, re-seal the filter head securely, and turn the pump back on.
Product Specifications & Highlights
Key Features
- High-Density Reticulated Foam: Maximises waste retention while maintaining steady water throughput.
- Dual Filtration Action: Provides physical particulate trapping alongside biological bacterial filtration.
- Precision OEM Fit: Designed specifically for Klarpressure filter housings to prevent water bypass.
- Washable & Reusable: Can be gently rinsed in pond water during routine filter backwashing and maintenance cycles.
Product Details
- Brand: Aquael
- SKU: 724811
- Product Type: Spare Parts / Pond Filter Media & Sponges
- Compatibility: Aquael Klarpressure Series Pressurised Pond Filters
- Package Dimensions: 264 mm (L) × 264 mm (W) × 88 mm (H)
- Gross Package Weight: 110 g
- Target Environment: Garden Ponds & Outdoor Aquatic Systems


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