At Cotswold Koi we supply a wide range of Pond Filter Foams. With our extensive range of products we have tried to cater for everyone.

Japanese Matting Sets
Japanese Matting Sets

Japanese Matting Sets

The Japanese Matting Sets are designed specifically as a replacement part for the filtration units in our product range, making maintenance of your koi pond filtration system easier than ever. This high-performance matting offers exceptional mechanical filtration, ensuring that your koi pond remains clean, clear, and healthy. Perfectly sized and ready to use, it eliminates the need for custom cutting, providing a hassle-free solution for regular maintenance. Read more

Available in 5 sizes:

  • 4000/5000v
  • 8000/12000v
  • 9000/10000v
  • 15000/18000v
  • 20000
No reviews yet Price range: £69.99 through £319.99 inc. VAT
Price range: £62.99 through £287.99 inc. VAT
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Mountain Tree 3D Filter Pad
Mountain Tree 3D Filter Pad

Mountain Tree 3D Filter Pad

The Mountain Tree 3D Filter Pad is suitable for wet/dry filters. Its 3-Dimensional structure makes it soft and elastic without clogging. Filter Pad is made of polymer chemical fibre which is not easy to fall apart after many times washes. It has a great effect on both physical and biological filtration. Quite easy to maintain and can be cut to fit your canister filter, filter box, and so on in freshwater or marine aquariums. Can be used in freshwater and marine water for mechanical stage filtration. Read more

Size: 40cm×100cm×2CM
No reviews yet £19.99 inc. VAT £17.99 inc. VAT Add to basket
Mountain Tree Carbon Wool Pad
Mountain Tree Carbon Wool Pad

Mountain Tree Carbon Wool Pad

Mountain Tree Carbon Wool Pad is specifically designed to aid the cleaning of the water, remove particles and get your pond water crystal clear. The wool effectively polishes the water, quickly removing the particles which create the cloudiness, and the carbon impregnated foam removes chemical pollutants for sparkling clear water. We suggest using it when water becomes cloudy yellow and smelly. Read more

Features:

  • Great absorption & “polishing” of wate
  • Carbon infused, reduces impurities
  • Quick acting combat of water and heavy metal odours, and discoloration
  • Easily cut and shape the pads to suit any filtration systems

Please Note these need replacing after 1 week

Size: 145cm by 35cm by 5cm

No reviews yet £29.99 inc. VAT £26.99 inc. VAT Add to basket
Filter Retention Wool
Filter Retention Wool Pads

Filter Retention Wool Pads

The Filter Retention Wool Pads are a crucial component in maintaining crystal-clear water, providing efficient water polishing for a wide range of aquatic systems. Also known as filter floss, these sheets offer exceptional mechanical filtration, helping to remove fine particles and debris from the water, ensuring your tank or filtration system operates at its best. Read more

Features:

  • High Filtration Efficiency: Our Filter Wadding Sheets capture even the smallest particles, ensuring cleaner water and better water quality.
  • Improved Water Clarity: Perfect for use in aquariums, ponds, or any system requiring high-level water polishing, our wadding sheets offer superior clarity.
  • Multi-layered Structure: The sheet features a dense, multi-layer construction that maximizes surface area for particle capture while still allowing for optimal water flow.
  • Easy to Use: Simply cut to size and fit within your filtration system. The sheets are soft and flexible, ensuring a perfect fit in any setup.
  • Cost-Effective: High performance without the high cost, making it a budget-friendly choice for both hobbyists and professionals.
  • Non-toxic and Safe: Made from safe, non-toxic materials, our wadding sheets are perfect for all types of aquatic environments, including fish tanks, aquariums, and pond systems.

Available Sizes: Large 43″ x 21″, Medium 25″ x 18″, Small 17″ x 11″ and a 1m x 1m

Price range: £4.99 through £15.99 inc. VAT
Price range: £4.49 through £14.39 inc. VAT
Select options This product has multiple variants. The options may be chosen on the product page
Filter wool Roll
Filter Wool Roll (40 MTR)

Filter Wool Roll

This filter retention wool will trap particles down to 10 microns, this makes this media an ideal solution for use for final collection before your water is returned to the pond. It is also an ideal solution for power filters. This media is easily cleaned or can be used as a disposable media removing the necessity for regular cleaning. Read more

Dimensions:

  • 40m long
  • 80cm wide
  • 10-12mm thick
No reviews yet Price range: £164.99 through £327.99 inc. VAT
Price range: £148.49 through £295.19 inc. VAT
Select options This product has multiple variants. The options may be chosen on the product page
foam filter cartridges
Foam Cartridges

Foam Cartridges

Foam Cartridges are manufactured from high quality polyether foam which gives a large surface area. These filters can be used in conjunction with additional filter matting to give sparkling water quality. These Foam Cartridges are made from quality foam can be used in conjunction with filter matting to help with water clarity in your pond, they can also be used with spray bars and over pump inlets to stop heavy solids going through the pump. Read more

  • Foam Sleeves (12″ x 4″ x 4″)
  • Available in Black or Green
£7.99 inc. VAT
£7.19 inc. VAT
Select options This product has multiple variants. The options may be chosen on the product page
foam cube
Foam Cube

Foam Cubes

These Foam Cubes are designed to fit over a pump cage to act as a pre-filter and will also extend the maintenance period. Read more

8 Inch Cube Foam Pre-Filter Sponge

  • 8 x 8 x 8 Inch Cube
  • Drilled off-centre hole for pump to sit
  • Ideal for pre filters on fountain pumps or sump type pumps
No reviews yet £11.99 inc. VAT £10.79 inc. VAT Add to basket
filter foam sets
Foam Filter Sets

Foam Filter Sets

The Foam Filter Sets are available to fit virtually all types and sizes of box filters. Supplied in 3 piece sets of profiled foam each approx. 1″ thick. Replace your old foam filters to maintain efficient water filtration and extend the life of you filter. These Foam Filter Sets are UK manufactured from high quality reticulated polyether foam which can be cut to size giving a large economical surface. The Foam Filter Sets can be used in conjunction with additional filter wadding to give sparkling water quality. High quality sheet foam can be cut to any size giving a large economical filter surface and can be used in conjunction with filter wadding for sparkling water quality. Read more

Grades:

  • 1 x Coarse (Black)
  • 1 x Medium (Green)
  • 1 x Fine (Blue)

Available Sizes: Large 43″ x 21″, Medium 25″ x 18″, Small 17″ x 11″

Price range: £12.99 through £49.99 inc. VAT
Price range: £11.69 through £44.99 inc. VAT
Select options This product has multiple variants. The options may be chosen on the product page
japanese matting
Japanese Matting

Japanese Matting

Japanese matting is a preferred option for koi ponds due to its ease of customization for filter systems and its durable texture, ensuring it stays securely in place during maintenance. With its intricate weave, Japanese matting provides an ideal environment for beneficial bacteria to thrive. These bacteria are essential for breaking down harmful waste in the water, making Japanese matting an excellent choice for filtration media. Japanese Matting, probably one of the best of all the filtration media which is available in the UK today. Japanese Matting is extremely inert and easy to service, Japanese Matting is available in sheet form and can be cut to the desired sizes to fit your filter chamber by using an Angle Grinder or better still an ordinary Circular Saw but be careful and wear protective glasses and watch those fingers. Read more

Available in two different grades 1.2m by 1m
Price range: £63.99 through £71.99 inc. VAT
Price range: £57.59 through £64.79 inc. VAT
Select options This product has multiple variants. The options may be chosen on the product page