These efficient Biofilters contain fine filter foam for mechanical filtering and two types of filter medium for effective biological treatment. Top inlet, bottom outlet - requires gravity-feed back into pond. Includes over-flow and multi-hosetails for easy installation.

FiltraPure 4000 Bio-Filter Key Features

  • Helps maintain a clean and healthy pond by providing a large surface area for beneficial bacteria to grow and reduce pond waste.
  • Prevents pump and fountain heads from clogging
  • Threaded hosetail fittings included
  • Easy access for cleaning
  • Use with all pond pumps which have a 19mm threaded inlet

FiltraPure 4000 Bio-Filter Specifications

Max Pond Volume: 4000L
Required Pump Size: 2500L/Hr
Optimum Flow Rate: 1500L/Hr
Inlet Size / Type: Multi-hosetail
Dimensions: 35 x 29.5 x 40cm(H)

Please note: Pump sizing is given for maximum pond size with a 0.5m head. May require a larger pump size if the pump is to supply other features, e.g. fountains.

(SKU: 130628)

SKU 130628
Barcode # 8711465559676
Brand Filtrapure
Warranty Length 20 Years
Warranty Conditions Replacement Warranty
Shipping Weight 6.00 kg
Assembled Length 0.295m
Assembled Height 0.400m
Assembled Width 0.350m
Type Pond Filtration

Replacement Warranty - Store warranty, this product needs to be returned to Aqua Gardening for testing and replacement.


Product Manual

View PDF brochure for FiltraPure 4000 Pond Gravity Flow BioFilter

This calculator will show you the delivery charges for this product only.

Free Shipping Eligibility

  • Aqua Gardening offers free shipping on most orders above $100 that are not bulky and are sent to metro areas.  Once you place all the items you wish to buy in the cart, the combined shipping price will be shown in the cart, including Free Shipping if you are eligible. For full details please see our free shipping eligibility here.

Delivery Information

  • Back Order products - These are products we usually carry in stock but are temporary out of stock. These products will be back in stock within a few days. We can send you an email notification when they are back in stock if you click on the “Notify me when back in stock” link. See the full details here.
  • Special Order products - These are products that we do not regularly stock. These products will be ordered specially for you, or dispatched directly to you from our supplier. See the full details here.
  • Online Only products - These are products that are in stock in a different warehouse and can’t be picked up with the Click & Collect option. If you wish to collect these products from our Brisbane showroom, you can enter our address as the delivery address. Shipping costs may apply. See the full details here.
  • Click & Collect Only products - These products can only be collected from our Brisbane showroom as we can not ship them. If you place any of these products in your cart, you will only see the Click & Collect option at the checkout.
  • Fast Dispatch products - These are products that we have in stock in our Brisbane showroom, and they are available for immediate Click & Collect or Shipping. Keep in mind that if you have a product which is not listed as a Fast Dispatch product in your cart, there might be a delay on your order. See the full details here.