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Stella & Chewy's Shredrs chicken and chicken liver wet dog food pouch shown from the front.
Stella & Chewy's

Stella & Chewy's Shredded Wet Dog Food, Chicken & Chicken Liver in Broth, 79 g Pouch

Stella & Chewy's Shredrs Cage Free Chicken & Chicken Liver Recipe in Broth is wet dog food for a complete and balanced meal or a topper, in a 2.8 oz (79 g) pouch. Real shredded muscle meat in slowly simmered broth — adds protein...
£20.36
£20.36
Preferhouse dog shirt shown from the front with its striped design.
Preferhouse

Preferhouse Striped Dog T-Shirts for Summer, XS–XL, Soft Quick-Dry Fabric

Preferhouse striped dog T-shirts are pet tops for summer wear and everyday outings, offered in five sizes from XS to XL with stripe and heart-pattern designs. Five sizes, XS to XL — options for small, medium, and large dogs, with a size chart to...
£21.15
£21.15
Bbmmayy Rhinestone Dog Collar shown from the front in dark blue.
Bbmmayy

Bbmmayy Rhinestone Dog Collar, Dark Blue Size S with Flower Detail and Adjustable Fit

Bbmmayy Rhinestone Dog Collar is a decorative dog collar designed to dress up your dog, with a dark blue size S fit for necks measuring 10.6–13 in (26–32 cm) and an adjustable metal buckle. Dark blue, size S fits necks 10.6–13 in (26–32 cm)...
£21.26
£21.26
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  • Seachem Reef Phytoplankton product packaging shown from the front.
    Seachem

    Seachem Reef Phytoplankton Marine Aquarium Feed, 4 L Concentrate

    Seachem Reef Phytoplankton is a concentrated marine aquarium feed for tropical filter feeders and invertebrates, made with green and brown phytoplankton sized from 1–20 μm. Green and brown marine phytoplankton — provides a mixed-culture feed. Particles from 1–20 μm — serves a broad range...
    £129.70
    £129.70
  • Seachem Cichlid Lake Salt package shown from the front.
    Seachem

    Seachem Cichlid Lake Salt, 4 kg – Rift Lake Mineral Blend for African Cichlids

    Seachem Cichlid Lake Salt is a mineral salt blend for replicating the natural water environment of Rift Lake African cichlids, supplied in a 4 kg / 8.8 lbs size. Calcium, magnesium, sodium, and potassium — provides the physiologically essential elements named in the formula....
    £117.28
    £117.28
  • Seachem Safe conditioner shown from the front with its product packaging.
    Seachem

    Seachem Safe Aquarium Water Conditioner, 4 kg Dry Concentrate for Freshwater & Saltwater

    Seachem Safe is a concentrated dry water conditioner for freshwater and saltwater aquariums, supplied in a 4 kg (8.8 lbs) size for treating aquarium water. Removes chlorine, chloramine and ammonia — conditions water for aquarium use. Converts ammonia to a non-toxic form — makes...
    £185.36
    £185.36
  • Seachem Reef Phytoplankton container shown from the front.
    Seachem

    Seachem Reef Phytoplankton 2 L Marine Aquarium Food for Invertebrates

    Seachem Reef Phytoplankton is a concentrated marine aquarium food for tropical filter feeders and invertebrates, made from green and brown phytoplankton sized 1–20 µm. Provides essential fatty acids, proteins, vitamins, amino acids and natural carotenoids — a broad range of nutrients for invertebrate diets....
    £88.71
    £88.71
  • Seachem Tidal 110 aquarium filter shown from the front.
    Seachem

    Seachem Tidal 110 Aquarium Filter for 416 L Tanks, Cartridge-Free with Adjustable Flow

    The Seachem Tidal 110 by Sicce is an aquarium filter for 110-gallon (400-liter) aquariums, with adjustable intake flow and bottom-to-top water flow. Bottom-to-top flow — directs water through the filter from the bottom upward. Adjustable leveling device — lets you adjust the filter’s level....
    £129.97
    £129.97
  • Seachem Clarity water clarifier shown from the front.
    Seachem

    Seachem Clarity Aquarium Water Clarifier, 4 L for Freshwater and Marine Tanks

    Seachem Clarity is a water clarifier designed to clear cloudy water in freshwater and saltwater aquariums, in a 4 L / 1 fl gal size. For freshwater and marine aquariums — one clarifier serves both water environments. Designed to clear all types of clouding...
    £129.19
    £129.19
  • Seachem Flourish Nitrogen container shown from the front.
    Seachem

    Seachem Flourish Nitrogen Aquarium Plant Supplement, 4 L, Concentrated Nitrate and Ammonium

    Seachem Flourish Nitrogen is a concentrated nitrogen supplement for planted aquariums, supplied in a 4 L / 1 fl gal container with a 15,000 mg/L blend of nitrogen sources. 15,000 mg/L nitrogen-source blend — provides concentrated nitrogen supplementation for aquarium plants. Nitrate and plant-preferred...
    £132.61
    £132.61
  • Seachem Tidal 75 aquarium power filter shown from the front.
    Seachem

    Seachem Tidal 75 Aquarium Power Filter for 284 L Tanks, Adjustable Flow

    Seachem Tidal 75 is an adjustable-flow aquarium power filter for a 75-gallon (300-liter) aquarium, with flow settings from 450 to 90 gallons per hour. Built-in maintenance monitor — keeps a maintenance indicator integrated into the filter. Surface-skimmer inlet — draws water in from the...
    £117.79
    £117.79
  • Seachem Flourish Advance growth supplement shown from the front of its packaging.
    Seachem

    Seachem Flourish Advance Aquatic Plant Growth Supplement, 2 L, Root and Shoot Support

    Seachem Flourish Advance is an aquatic plant growth supplement designed to stimulate root and shoot development, supplied in a 2 L (67.6 fl. oz.) size for regular aquarium use. Phytohormones, minerals and nutrients — support growth in aquatic plant roots and shoots. A 10–14...
    £91.80
    £91.80
  • Seachem Replenish mineral supplement shown from the front.
    Seachem

    Seachem Aquarium Mineral Supplement, Replenish 4 L for RO/DI Water

    Seachem Replenish is an aquarium mineral supplement for restoring and maintaining GH, supplied in a 4 L (1 fl gal) size. Restores and maintains GH — supports the water’s general hardness. Replenishes minerals removed by RO/DI — suited to water prepared by reverse osmosis...
    £95.72
    £95.72
  • Seachem Flourish Advance aquatic plant growth supplement shown from the front.
    Seachem

    Seachem Flourish Advance Aquatic Plant Growth Supplement, 4 L

    Seachem Flourish Advance is an all-natural biologic growth supplement for planted aquariums, formulated with phytohormones, minerals and nutrients to support aquatic plant roots and shoots in a 4 L size. 4 L supply — provides a larger-format supplement for planted aquarium care. Phytohormones, minerals...
    £140.87
    £140.87
  • Seachem Malawi/Victoria Buffer product shown from the front.
    Seachem

    Seachem Malawi/Victoria Cichlid Aquarium Buffer, 4 kg, Raises KH and pH

    Seachem Malawi/Victoria Buffer is a carbonate-salt blend for cichlid aquariums, formulated to maintain pH 7.8–8.4 while increasing carbonate hardness and buffer capacity. Carbonate salts — raise carbonate hardness and buffer capacity to support a cichlid aquarium environment. Formulated for pH 7.8–8.4 — helps maintain...
    £124.92
    £124.92
  • Seachem Reef Trace container shown from the front.
    Seachem

    Seachem Reef Trace Element Supplement, 4 L / 1 fl. gal. for Reef Health

    Seachem Reef Trace is a 4 L / 1 fl. gal. trace-element supplement designed to restore elements demonstrated to be necessary for reef health and growth. A broad range of trace elements — supplies multiple elements used in reef care. Trace elements are depleted...
    £124.53
    £124.53
  • Seachem Reef Trace package shown from the front.
    Seachem

    Seachem Reef Trace Marine Aquarium Supplement, 2 L, Nitrate- and Phosphate-Free

    Seachem Reef Trace is a trace-element supplement for marine aquariums, supplied in a 2 L (67.6 fl oz) size to replenish elements used by reef life. A broad range of trace elements — helps replenish elements important to reef health and growth. For marine...
    £94.53
    £94.53
  • Seachem Reef Advantage Magnesium container shown from the front.
    Seachem

    Seachem Reef Aquarium Magnesium Supplement, 4 kg, Concentrated Formula

    Seachem Reef Advantage Magnesium is a concentrated reef aquarium supplement designed to restore depleted magnesium, with an 80,000 ppm blend of magnesium, chloride, and sulfate salts. 80,000 ppm concentration — provides a concentrated source of magnesium for reef aquariums. Magnesium, chloride, and sulfate salts...
    £102.78
    £102.78
  • Seachem Flourish Advance three-bottle pack shown together.
    Seachem

    Seachem Flourish Advance Aquarium Plant Supplement, 3-Pack of 500 ml Bottles

    Seachem Flourish Advance is a three-bottle product pack with 500 ml in each bottle, giving you three bottles of the same named product. Three bottles — a multi-bottle pack of Seachem Flourish Advance. 500 ml per bottle — each bottle has the same stated...
    £87.03
    £87.03
  • Seachem Safe water conditioner two-bottle pack shown from the front.
    Seachem

    Seachem Aquarium Water Conditioner, Safe 2 kg (2 x 1 kg) Dry Concentrate

    Seachem Safe is a concentrated dry water conditioner for freshwater and saltwater aquariums, supplied as two 2.2 lb (1 kg) bottles for a 4.4 lb (2 kg) total. Two 2.2 lb bottles, 4.4 lb total — provides a large supply of dry conditioner. For...
    £120.33
    £120.33
  • Seachem Tanganyika Buffer package shown from the front.
    Seachem

    Seachem Tanganyika Buffer for Cichlid Aquariums, 4 kg, Raises KH and pH

    Seachem Tanganyika Buffer is a carbonate-salt blend for creating cichlid water conditions, formulated to maintain pH at 9.0–9.4 while raising carbonate hardness (KH). Formulated for pH 9.0–9.4 — supports the alkaline conditions associated with the Tanganyikan environment. Raises KH as well as pH —...
    £124.92
    £124.92
  • Seachem MatrixCarbon activated carbon shown in a front-facing product view.
    Seachem

    Seachem MatrixCarbon Aquarium Activated Carbon, 2 L Spherical Beads for Water Flow

    Seachem MatrixCarbon is spherical-bead activated carbon for removing aquarium organic matter, supplied in a 2 L (122 cu.in.) quantity and designed to maintain water flow through the media. 2 L (122 cu.in.) of activated carbon — a defined quantity for planning aquarium filtration media....
    £73.77
    £73.77
  • Seachem Neutral Regulator container shown from the front.
    Seachem

    Seachem Neutral Regulator Freshwater Aquarium Conditioner, 4 kg, pH 7.0

    Seachem Neutral Regulator is a 4 kg freshwater aquarium water conditioner designed to adjust and maintain pH at neutral (pH 7.0). 4 kg (8.8 lb) package — provides Neutral Regulator for freshwater aquarium care. Precipitates calcium and magnesium — softens aquarium water. Removes chlorine...
    £140.93
    £140.93
  • Seachem Cichlid Trace container shown from the front.
    Seachem

    Seachem Cichlid Trace Element Supplement, 4 L for Cichlids

    Seachem Cichlid Trace is a 4 L / 1 fl. gal. trace-element supplement for cichlids, providing a broad spectrum of elements demonstrated to be necessary for fish health and growth. Broad-spectrum trace elements — supplies trace elements for cichlid care. Elements with demonstrated fish...
    £116.93
    £116.93
  • Seachem Flourish Nitrogen bottle shown from the front.
    Seachem

    Seachem Flourish Nitrogen Supplement for Planted Aquariums, 2 L Concentrate

    Seachem Flourish Nitrogen is a concentrated nitrogen supplement for planted aquariums, designed to support plant growth when nitrogen is a limiting nutrient, in a 2 L (67.6 fl oz) size. 15,000 mg/L blend of nitrogen sources — supplies a concentrated source of this plant...
    £85.13
    £85.13
  • Seachem Reef Fusion 2 bottle shown from the front.
    Seachem

    Seachem Reef Fusion 2 Reef Aquarium Alkalinity Supplement, 4 L Concentrate

    Seachem Reef Fusion 2 is a reef aquarium alkalinity supplement that restores and maintains alkalinity, with a 4 L (1 fl. gal.) bottle of concentrated carbonate and bicarbonate solution. 4400 meq/L alkalinity — adds alkalinity to reef aquarium water. Carbonate and bicarbonate blend —...
    £83.16
    £83.16
  • Seachem Matrix biological filter media shown in a front-view product image.
    Seachem

    Seachem Matrix Biological Aquarium Filter Media, 4 L, Freshwater & Marine

    Seachem Matrix is natural, highly porous biological filter media for controlling ammonia, nitrite, and nitrate in freshwater and marine aquaria, supplied in a 4 L / 1 gal quantity. Made for freshwater and marine aquaria — supports biological filtration in either aquarium type. Designed...
    £79.03
    £79.03

Every Seachem product on ArdentPets in one list, with most of the range in Water Treatments & Conditioners and Filter Media & Cartridges. Product descriptions often mention filter media, reef aquarium and water conditioner. Delivery to any UK address is free and prices are shown in pounds sterling.

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Questions about Seachem

What does ArdentPets stock from Seachem?

Our Seachem range covers Water Treatments & Conditioners and Filter Media & Cartridges, featuring filter media, reef aquarium and water conditioner.

How much does delivery cost on Seachem?

Nothing. Delivery to any UK address is free, however small the order. We prepare orders within 1–3 working days; after that, most parcels reach you within 3–7 working days, and a tracking link is emailed as soon as yours is on its way. Some Highlands and island postcodes and Northern Ireland can take a little longer.

Can I send back a Seachem item?

Send it back within 30 days of delivery, for any reason, as long as it is unused and still in its original packaging. We email a prepaid label so the return costs you nothing, and the money goes back to the way you paid no later than 10 working days after the parcel reaches us.

Which currency are prices shown in?

Pounds sterling (GBP). The price on the product page is what you pay at checkout, and delivery to UK addresses is always free.

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