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Alfagrog Volcanic Filter
Alfagrog Volcanic Filter
Alfagrog Volcanic Filter Media 15kg Alfagrog Ceramic Filter Media is made of a highly porous material that contains many thousands of tiny pockets in which bacteria can thrive making in an ideal material for biological filters. Due to the weight of this media Alfagrog is not ideal for use in a "shower" or trickle filter and is better suited for use as a submersible media in multi bay filters. We...
£16.99
Bio Shower Media - 42mm
Bio Shower Media - 42mm
Bio Shower Media - 42mm Diameter x 180mm Bio Shower Media for use in shower filters of all types, including Bakki Showers.Box QuantityBigger than the standard box available, these are jumbo boxes of 12kg with 60 pieces in each box. Each piece of Bio Shower Media is 42mm dia x 180mm in length with a 13mm centre hole.Best PriceKoi Logic Have the Best Price Online for Bio Shower Media.
£99.99

Bio Shower Media - 72mm
Bio Shower Media - 72mm
Bio Shower Media - 72mm Diameter x 180mm Bio Shower Media for use in shower filters of all types, including Bakki Showers. Bigger than the standard box available, these are jumbo boxes of 16kg with 32 pieces in each box. Each piece of Bio Shower Media is 72mm dia x 180mm in length with a 25mm centre hole.
£99.99
Bio Shower Media Block
Bio Shower Media Block
Bio Shower Media - 135mm x 80mm x 20mm Bio Shower Media for use in shower filters of all types, including Bakki Showers. An ideal choice to stack up in a shower, or for use within chambers of a multibay or box filter. Sold in 5s and 10s these Bio Shower Media Blocks have the same cell structure as the tube type media but without the centre hole. Each block piece of Bio Shower Media measures...
£4.99

Crystal Bio - Shower Media 10-20mm
Crystal Bio - Shower Media 10-20mm
The Amazing Crystal Bio - Glass Shower Media 50 litres of Crystal Bio weighs only 7.5kg, making this the lightest shower media on the market - not to be confused with any other product claiming to be a direct replacement for Crystal Bio. Crystal Bio is an extremely lightweight "shower" media, available at a fraction of the cost of existing "shower" media but offering improved results Bacteria living...
Crystal Bio - Shower Media 30-50mm
Crystal Bio - Shower Media 30-50mm
The Amazing Crystal Bio - Glass Shower Media 50 litres of Crystal Bio weighs only 7.5kg, making this the lightest shower media on the market - not to be confused with any other product claiming to be a direct replacement for Crystal Bio. Crystal Bio is an extremely lightweight "shower" media, available at a fraction of the cost of existing "shower" media but offering improved results Bacteria living...

High Quality Filter Brushes
High Quality Filter Brushes
High Quality Filter Brush High quality black brushes with stainless steel wire and Polyproplene fibres of two different thicknesses. The thicker fibres provide firmness and the thinner fibres provide density. Excellent price/quality ratio! Available in 2 sizes: 40cm x 15cm 30cm x 15cm
Yamitsu Red Brushes
Yamitsu Red Brushes
Yamitsu Red Brushes Size: 10" x 4" Replacement brushes for Yamitsu multibay filtration systems.
£2.79

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Best Filter Media Sack - Black
Best Filter Media Sack - Black These strong drawstring net sacks are ideal for loose filter media, like plastic media, alfagrog and Crystal Bio, . Material: Nylon Size: 450mm L x 300mm W 560mm L x 440mm W
Filter Media Perforated Sheet
Filter Media Perforated Sheet
Filter Media Perforated SheetThese perforated sheets are often bought by our customers who are wanting to convert multi bay filters to run Crystal Bio submerged or K1, K3 or BioCell moving media's.Perforated sheet is easily cut to suit the size of the job in hand.Specifications1 metre x 1 metre x 3mm If you are getting this item delivered, a surcharge will be applied at checkout. This is purely due...
£59.99

Filter Media Sacks - Fine
Filter Media Sacks - Fine
Filter Media Sacks - Fine MeshThese fine media sacks are ideal for use with Lithaqua, Crystal Bio, Oyster Shells and any small quantities or small grade filter media.SpecificationsEach Fine Net measures 300mm x 450mm and comes with a drawstring top.Can be supplied in red or green

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£1.49
Filter Media Sacks - High Quality Coarse Net 46cm x 65cm
Filter Media Sacks - High quality Coarse Net 46cm x 65cm - Green Filter Media Sacks are useful for holding lots of different types of loose filter media, such as Alfagrog. Made from resin base material, these very strong sacks can be fully submerged without degrading the sack. Designed with a draw cord for quick and easy closing. These sacks are an ideal solution for gaining simple access for...
Was £2.29 Now £1.29

Filter Media Sacks - High Quality Coarse Net 52cm x 85cm
Filter Media Sacks - High quality Coarse Net 52cm x 85cm - Orange Filter Media Sacks are useful for holding lots of different types of loose filter media, such as Alfagrog. Made from resin base material, these very strong sacks can be fully submerged without degrading the sack. Designed with a draw cord for quick and easy closing. These sacks are an ideal solution for gaining simple access...

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Was £2.49 Now £1.49
Oolitic Sand - Graded Fluidised Sand Filter Media
Oolitic Sand - Graded Fluidised Sand Filter Media
Oolitic Sand - Graded Fluidised Sand Filter MediaHighest Quality Graded Oolitic Sand for use with all fluid bed filters.Specially graded sand with uniform particle size for use in fluidised sand bed filters.Note:Non graded coral sand is often inncorrectly sold for use in fluid bed filters. The sand must be graded to allow the correct fluided motion, when all sand particles are of the same size they...

Genuine Japanese Matting (Trade Price) 1m wide
Genuine Japanese Matting (Trade Price) 1m wide
Japanese Matting - Trade Price to the public One of the best filter media's available, used by the best breeders all over Japan. Best Quality Thickness. Be aware of English low grade copies we only sell GENUINE JAPANESE MATTING. Available in 2 sizes: 99cm x 1 metre x 38mm 199cm x 1 metre x 38mm BEST PRICE ONLINE FOR JAPANESE MATTING
Kusuri Lithaqua KH / PH BufferKusuri Lithaqua KH / PH Buffer
Sale
Kusuri Lithaqua KH / PH Buffer
Kusuri - Lithaqua KH / PH Buffer A calcified seaweed high in trace elements and carbonates. It is an ideal filter media due to its porous construction, perfect for raising the KH of soft water, as well as stabilising pH. Benefits: Lithaqua is a marine mineral high in trace elements and carbonates, ideal for raising KH values. A superb filter media of porous construction, allowing...

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Was £16.80 Now from £15.99

Eco Pondchip 50m2
Eco Pondchip 50m2
Eco Pondchip The Eco Pondchip is a new development in moving bed filter media. The Eco Pondchips have their origin in the professional waste water treatment, but they have been further developed for usage in ponds. The green chip has a diameter of 20mm and is 1mm thick. The unique surface structure has a specific surface area for bacteria of 3500m2/m3 - what is in average 5-7 times bigger than traditional...
£79.99
Kaldnes K1 Filter Media
Kaldnes K1 Filter Media
Kaldnes K1 Filter Media How it works Maturing the K1 bio-media is important because a delicate eco-system is naturally developing for the bacteria involved in the nitrification process. K1 Media provides the maximum active surface area for the bacteria to colonise, more than other types of static media. It is this process which removes harmful ammonia and nitrite from the water. How it is different...

Kaldnes K1 Micro Filter Media
Kaldnes K1 Micro Filter Media
Kaldnes K1 Micro Filter Media K1 Micro is specifically designed for use in bead filters, conventional pond filters and aquarium filters. K1 Micro Media is the smaller version of Evolution Aqua's K1 Media. K1 Micro shares the same wheel shaped design as K1 Media, but the Micro version is manufactured to smaller size increasing the surface area to 950m2 per metre3. This wheel shaped design creates...
Oase Hel-X 13 Biomedia 25L
Oase Hel-X 13 Biomedia 25L
Oase Hel-X 13 BioMedia 25L (Moving Bed Media) NEW FOR 2016 - Total surface: 955 m²/m³ (compared to predecessor 859 m²/m³) - Protected surface: 806 m²/m³ (compared to predecessor 704 m²/m³) - Efficient removal of toxins like ammonium/ammonia and nitrites - Feeding guideline: 50L of Hel-X 13 decomposes approx 340 g of fish food per day. If necessary, this can be extended to 100L per module...
£54.99

Oase Pond PadsOase Pond Pads
New
Oase Pond Pads
Oase Pond Pads Oase Pond Pads provide an extremely effective bio-filter media featuring an innovative surface and pore structure. This high-performance Oase Pond Pads filter medium has been used in industry and waste water technology and further-developed by Oase to be optimised especially for use in filter systems for koi ponds, swim ponds and garden ponds. Thanks to Oase Pond Pads extremely large...
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Screened pipe for moving bed filters
Screened pipe for moving bed filters Screened pipe Ø100mm, length 25cm. Openings are 11 x 9 mm. Ideal for moving bed filter media. Can be used with Ø110mm flexible fittings
£12.99

Premium Japanese Oyster Shells With Free Media Sack
Premium Japanese Oyster Shells Halves with Free Media Sack Japanese Oyster shell halves are used to buffer and maintain a constant pH in your Koi pond. Ideally used within a submerged media filter or shower filter shuch as the "Roto Shower Tube". They can also be used directly within the pond, close to a return flow. Net Weight: 5kg Available at an Unbeatable Best Price
Was £34.99 Now £24.99
Polyethelene Beads
Polyethelene Beads
Polyethelene Beads These are the beads that are for use in any of the different manufactures Bead Filters that we sell. All the bead filters we sell use these type of beads. Contents: 25kg
£109.99

Waterco Bio-Mec Bead Filter
Waterco Bio-Mec Bead Filter
Waterco Bio-Mec Bead Filter Media Waterco Premium Bio Mec filter media is available in 20kg bags and ideally suited with any of the Waterco bead filtration systems. Manufactured from high quality, virgin plastics ensures a filter bead of the highest standards to ensure an excellent standard of filtration.
£109.99
Silica Sand 25 kg
Silica Sand 25 kg
Silica SandLarge grain silica sand, suitable for use in all sand filters.Bag SizeAvailable in 25kg bags
£30.99

Japanese Zeolite - Premium Grade
Japanese Zeolite - Premium Grade
Zeolite - Premium Grade 20kg Zeolite is a natural remedy for the removal of ammonia. When placed into your pond it will readily absorb ammonia from the water. After a period of time the zeolite will become saturated with ammonia and can be refreshed by removing it from the pond and the ammonia dispersed by placing it in a bucket of strong saline solution (It should be rinsed before being returned to...
£52.99
NT Labs Koi Care - Zeolite
NT Labs Koi Care - Zeolite including free media bag Why to use? For rapid ammonia revoval from pond water. When to use? For best results, use throughout the year and recharge regularly. Recharge and top up when water quality begins to fall. How to use? Place into the filter bag provided and rinse under the tap. Place in the filter in an area with a strong...
Was £22.99 Now £18.99

Carbon Impregnated Foam
Carbon Impregnated Foam
Carbon Impregnated FoamThis foam sheet impregnated with activated carbon is a must have to improve the quality of your pond water as it passes through your filterAdd the Yamitsu carbon impregnated foam to your filter system to help reduce Nitrates and other impurities including chlorine and chloramineWill help to reduce blanket weed growth.Available Sizes11" x 17"18" x 25"21" x 42"NoteUsed in conjunction...
Deluxe Foam - Complete Set of Five
Deluxe Foam - Complete Set of Five
Complete Deluxe Foam - Set of FiveThe complete deluxe set of five gives you the following:3 x Replacement Foam - Coarse - Medium - Fine - Use this to trap particles and aid the biological capacity of your pond. 1 x Carbon Impregnated Foam - Use this to improve water quality, lower ammonia, nitrite ect.1 x Filter Wadding 50mm thick - Use this to polish the pond water and make it sparkle.Sizes Available11"...

Filter Foam - Set Of Three
Filter Foam - Set Of Three
Filter Foam - Set Of ThreeHigh 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.Three piece foam packs are available to fit virtually all types and sizes of biological box filters.SpecificationsThree grades of foam per pack - Fine - Medium - CoarseAvailable Foam SizesFoam Set 11" x 17"Foam...
Foam Cube
Foam Cube
Foam CubeThese foam blocks will fit all amphibious pumps and many other submersible pumps, they are designed to fit over the original strainer cage to lengthen the time between cleaning the pump.Sizes Available6" (15cm) Cube 8" (20cm) Cube

Heavy Duty - Foam for Perforated Insert
Heavy Duty - Foam for Perforated Insert
Foam to fit perforated insert 4" x 4" x 10" When used in conjunction with 40mm solvent tee's, cross tee's, and 90° bends to create your own size foam filtration pod.Ideal if you are making your own filter box and require fine filtration. Please note: This only includes the foam. The perforated insert shown in the image is sold separately.

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£5.75
Heavy Duty Solvent Weld Perforated Insert
Heavy Duty Solvent Weld Perforated Insert
Heavy Duty Solvent Weld - Perforated Insert Perforated plastic insert to go into 4" x 4" x 10" foam When used in conjunction with 40mm solvent tee's, cross tee's, and 90° bends to create your own size foam filtration pod.Ideal if you are making your own filter box and require fine filtration. Please note: This only includes the perforated insert. The foam shown in the image is sold separately.
£3.59

Oase FiltoClear - Spare Foam
Oase FiltoClear - Spare Foam
Oase Filtoclear Spare Foam SetOase Filtoclear Spare Foam Set is a complete new foam replacement set for the filter.Replace your old ones if damaged or heavely blocked. NEW SINGLE REPLACEMENT FOAMS AVAILABLERound type replaces the round (red) foam in the filter clear filterSquare type replaces the square (blue) foam in the filter clear filter.NoteWe recommend that you replace the old foam set over a...
Pre-Cut Premium Filter Wadding (50mm thick)
Pre-Cut Premium Filter Wadding (50mm thick)
Filter Wadding For Fine FiltrationThis Filter Wadding has been especially constructed for use in external biological filters.Place the Filter Wadding in the final stage of your pond filter to trap fine particles, or on top of the media in one final chamber of the filter, ensuring the water flow is downwards through the Wadding.Use Filter Wadding if your pond water is cloudy, murky or green. Works very...

Premium Filter Wadding (50mm thick) - 15m Roll
Premium Filter Wadding (50mm thick) - 15m Roll
Filter Wadding For Fine Filtration (15m Roll) BULK BUY FILTER WADDING - SAVE £1 PER METRE WHEN YOU BUY THIS ROLL This Filter Wadding has been especially constructed for use in external biological filters. Place the Filter Wadding in the final stage of your pond filter to trap fine particles, or on top of the media in one final chamber of the filter, ensuring the water flow is downwards through the...
£114.99
Premium Filter Wadding 50mm thick per metre
Premium Filter Wadding 50mm thick per metre
Filter Wadding For Fine FiltrationThis Filter Wadding has been especially constructed for use in external biological filters.Place the Filter Wadding in the final stage of your pond filter to trap fine particles, or on top of the media in one final chamber of the filter, ensuring the water flow is downwards through the Wadding.Use Filter Wadding if your pond water is cloudy, murky or green. Works very...

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£7.99

Spare foam set to fit Cloverleaf Filters
Spare foam set to fit Cloverleaf Filters
Spare Foam set to fit Cloverleaf Filters Replace your old foams if damaged or heavily blocked. Pack contains: 1 x Black foam, 1 x Green Foam & 1 x Blue Foam Available in 3 sizes: 11" diameter (with 50mm hole in middle for 2" pressure or 50mm solvent pipework) 18" diameter (with 75mm hole in middle for 3" pressure or 82mm solvent pipework) 22" diameter (with 100mm hole in middle for 4" pressure...
Spare Foams to fit all Oase Filtoclear
Spare Foams to fit all Oase Filtoclear
Spare Foams to fit Oase Filtoclear One size fits all Filtoclear models Replace your old foams if damaged or heavily blocked. Round type replaces the round (red) foam in the filter clear filter Square type replaces the square (blue) foam in the filter clear filter. We recommend that you replace the old foam set over a period of 2 to 3 weeks, this will help to maintain the biological filtration...

Standard Filter Wadding (12mm thick) - 40m Roll
Standard Filter Wadding (12mm thick) - 40m Roll
Filter Wadding For Fine Filtration (40m Roll) BULK BUY FILTER WADDING - SAVE £1.87 PER METRE WHEN YOU BUY THIS ROLL! This Filter Wadding is very good value and has been especially constructed for use in external biological filters. Place the Filter Wadding in the final stage of your pond filter to trap fine particles, or on top of the media in one final chamber of the filter, ensuring the water...
£114.99
Standard Filter Wadding 12mm thick per metre
Standard Filter Wadding 12mm thick per metre
Filter Wadding For Fine FiltrationThis Filter Wadding is very good value and has been especially constructed for use in external biological filters.Place the Filter Wadding in the final stage of your pond filter to trap fine particles, or on top of the media in one final chamber of the filter, ensuring the water flow is downwards through the Wadding.Use Filter Wadding if your pond water is cloudy,...
£4.49