Every Seachem product we stock in the UK, on one page. 119 items are listed right now, priced from £15 to £114. Free UK delivery on every order, with prices in pounds sterling.What Seachem makes Aquarium Accessories — 113 items Water Quality Testing and Treatment — 93 items Aquarium Water...

Every Seachem product we stock in the UK, on one page. 119 items are listed right now, priced from £15 to £114. Free UK delivery on every order, with prices in pounds sterling.

What Seachem makes

  • Aquarium Accessories — 113 items
  • Water Quality Testing and Treatment — 93 items
  • Aquarium Water Treatments — 89 items
  • Aquarium Pumps and Filters — 14 items

Frequently asked questions

Does Seachem deliver across the UK?

Yes. Delivery is free to every UK address on this store, with no minimum order value.

Are these genuine Seachem products?

Yes. Everything on this page is listed under the Seachem brand as supplied to us, with the manufacturer's own product information.

Is everything on this page in stock?

119 of the 119 items listed are in stock right now. The page is built from live inventory, so it updates as stock changes.

Related at Petvita

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Vetality Twist + Lick dental gel bottle-application shows easy, brush-free dental care for dogs.Vetality Twist + Lick dental gel dog-licking demonstrates chicken flavor for routine dental care.
Vetality Twist + Lick Dental Gel for Dogs – 24-Hour Fresh Breath, Chicken Flavor, 2 oz
Effortless Dog Dental Care, Made Tasty Meet Vetality Twist + Lick Dental Gel for Dogs, a 2 oz tube designed to support daily oral care without the hassle of brushing. The formula combines a pleasant chicken flavor with a patented ProLong gel that clings...
£30.20
£30.20
Vetality Twist and Lick dental gel dog-tube shows easy daily oral care.Vetality Twist and Lick dental gel dog-application demonstrates brush-free application.
Vetality Twist and Lick Dental Gel for Dogs — 24h Clean, Peanut Butter Flavor, 2 oz
Vetality Twist and Lick Dental Gel for Dogs Meet a tasty, brush-free approach to canine oral care. Twist and Lick combines a peanut-butter flavor with a patented ProLong gel that adheres to gums, delivering an active, all-day clean designed to fit into busy routines...
£29.95
£29.95
Zymox Otic Plus bottle promotes gentle ear care for dogs and cats.Zymox Otic Plus being applied to a pet ear for itch relief.
Zymox Advanced Formula Otic Plus Enzymatic Ear Solution for Dogs & Cats – 1% Hydrocortisone, 1.25 oz
Gentle, effective ear care for dogs and cats Zymox Advanced Formula Otic Plus is designed for pets with recurrent ear concerns. The 1.25 oz bottle is easy to use, offering a calm, ready-to-use solution that may help soothe irritation and support comfortable ears for...
£49.00
£49.00

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Seachem UK

Every Seachem product we stock in the UK, on one page. 119 items are listed right now, priced from £15 to £114. Free UK delivery on every order, with prices in pounds sterling.

What Seachem makes

  • Aquarium Accessories — 113 items
  • Water Quality Testing and Treatment — 93 items
  • Aquarium Water Treatments — 89 items
  • Aquarium Pumps and Filters — 14 items

Frequently asked questions

Does Seachem deliver across the UK?

Yes. Delivery is free to every UK address on this store, with no minimum order value.

Are these genuine Seachem products?

Yes. Everything on this page is listed under the Seachem brand as supplied to us, with the manufacturer's own product information.

Is everything on this page in stock?

119 of the 119 items listed are in stock right now. The page is built from live inventory, so it updates as stock changes.

Related at Petvita

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  • Seachem Betta Basics bottle front for easy dosing in freshwater tanks.Seachem Betta Basics bottle label close-up highlighting key benefits.
    Seachem Betta Basics 250ml | Aquarium Water Conditioner for Bettas & Plants
    OverviewSeachem Betta Basics 250ml is formulated to support a healthy home for both bettas and aquatic plants. It works behind the scenes to neutralize common tap water irritants, reduce potential stressors, and stabilize your tank’s environment so you can enjoy a clearer, calmer aquarium....
    £21.67
    £21.67
  • Seachem Brackish Salt packaging shows 300 g box for easy dosing and storage.Seachem Brackish Salt dissolving demonstration for stable salinity in mixed-species tanks.
    Seachem Brackish Salt, 300 g / 10.6 oz – Brackish Aquarium Salt for Livebearers
    Seachem Brackish Salt is a purpose-built blend designed to support brackish water conditions in freshwater setups. It helps create a stable salinity range that can work for livebearers and brackish fish, while remaining plant friendly and easy to dose. The granules dissolve readily, delivering...
    £22.10
    £22.10
  • Seachem Flourish Nitrogen 250ml bottle supports lush aquatic plant growth in planted aquariums.Seachem Flourish Nitrogen 250ml dosing helps steady nitrate levels for vibrant aquarium plants.
    Seachem Flourish Nitrogen 250ml – Aquarium Plant Fertilizer
    Grow lush aquatic plants with Flourish Nitrogen 250ml Seachem Flourish Nitrogen 250ml is a nitrogen supplement designed for freshwater planted aquariums. This easy-to-dose liquid fertilizer provides a practical way to support the nitrogen needs of a diverse plant lineup—from compact foreground varieties to vivid...
    £22.85
    £22.85
  • Seachem Hypersorb 100ml packaging visual highlighting premium adsorbent for water treatmentSeachem Hypersorb in water being adsorbed, helping reduce organics and stabilize freshwater
    Seachem HyperSorb 100ml | Premium Organic Adsorbent for Freshwater, Brackish & Marine Aquariums
    Seachem HyperSorb 100ml — premium synthetic adsorbent for aquarium waterSeachem HyperSorb is a premium synthetic adsorbent designed to tackle organic waste and a wide range of pollutants in freshwater, brackish, and marine systems. It combines high capacity with a user-friendly regeneration cycle, offering potential...
    £21.75
    £21.75
  • Seachem Indoor Purigen beads close-up for impurity removal and clearer waterSeachem Indoor Purigen bottle pour shows in-tank filtration potential
    Seachem Indoor Purigen Organic Filtration Resin – Fresh & Saltwater, 100 ml
    Seachem Indoor Purigen Organic Filtration Resin Designed for both freshwater and saltwater aquariums, Seachem Indoors Purigen is a premium filtration medium made from a unique macro-porous synthetic polymer. It goes beyond simple filtration by targeting a broad range of impurities, helping water look clearer...
    £21.19
    £21.19
  • Seachem Alkaline Buffer bottle stabilizing pH and alkalinity for planted tanks.Seachem Alkaline Buffer being poured, elevating pH safely in freshwater.
    Seachem Alkaline Buffer – 300 g / 10.5 oz | Raise pH & Alkalinity for Planted Freshwater
    Stabilize Your Freshwater Aquarium with Seachem Alkaline Buffer Seachem Alkaline Buffer is a non-phosphate formulation designed to gently raise pH and increase alkalinity in freshwater aquariums. It pairs well with Acid Buffer, allowing gradual, controlled adjustments without introducing phosphate buffers that can contribute to...
    £23.82
    £23.82
  • Seachem 6503 55 Foam Tidal Filter pack for easy debris removal and replacement.Seachem 6503 55 Foam Tidal Filter in install-ready form for simple maintenance.
    Seachem 6503 55 Foam Tidal Filter (2 Pack) – Replacement Foam
    Overview Keep your Seachem Tidal filter performing at its best with the Seachem 6503 55 Foam Tidal Filter 2 Pack. These foam replacements are designed to slot into your existing filter media, catching fine debris and supporting steady water flow. In practical terms, the...
    £21.40
    £21.40
  • Seachem Purigen 100 ml beads improve water clarity and reduce odors for aquarium use.
    Seachem Purigen 100 ml | Regenerable, Color-Indicating Filtration Media
    Overview Seachem Purigen, 100 ml, is a premium filtration media designed for freshwater and saltwater aquariums. Made from a unique synthetic polymer, Purigen targets dissolved organic compounds that color water and contribute to odors, helping you maintain clearer, more natural water conditions for your...
    £24.27
    £24.27
  • Seachem Flourish Iron 250ml bottle supports vibrant plant growth in freshwater aquariums.Seachem Flourish Iron label close-up shows concentrated iron for planted tanks.
    Seachem Flourish Iron 250ml | Iron Supplement for Planted Aquariums
    Boost plant color and growth with Seachem Flourish Iron 250mlSeachem Flourish Iron 250ml is a highly concentrated micronutrient designed specifically for freshwater planted aquariums. When added as part of a regular nutrient routine, this iron supplement helps iron become available to plant tissues, supporting...
    £22.93
    £22.93
  • Seachem SulfaPlex bottle ready for quick aquarium treatment of bacterial and fungal issues.Seachem SulfaPlex bottle pour demonstrates simple dosing for treating fish diseases.
    Seachem SulfaPlex - 10-gram | Aquarium Treatment for Bacteria, Fungi & Protozoa
    Seachem SulfaPlex — a flexible aquarium treatmentSulfaPlex is designed to help manage a range of common fish health concerns in both freshwater and marine setups. The powder-form medication is formulated to be gentle on the biofilter while helping address bacterial, fungal, and protozoan challenges...
    £23.14
    £23.14
  • Seachem Flourish Excel bottle provides bioavailable carbon for aquatic plant growthDosing cap of Seachem Flourish Excel shows precise measurement for regular use
    Seachem Flourish Excel Bioavailable Carbon – Organic Carbon Source for Aquatic Plants (100 ml)
    Overview Flourish Excel provides a convenient source of bioavailable organic carbon for freshwater aquarium plants. This liquid formula is designed to support plant metabolism and the overall vitality of a planted tank—without claiming guaranteed results in every setup. What it does for your tank...
    £21.37
    £21.37
  • Seachem algae scraper blades pack 3 for easy, durable algae removal in glass aquariums.Seachem algae scraper blade installation showing two height positions for safe use.
    Seachem Algae Scraper Replacement Blades (Pack of 3) – Glass Tank Cleaning
    Efficient Algae Control for Glass Aquariums Keep your display clear and your glass free from stubborn algae with Seachem replacement blades. This pack of three metal blades is designed to fit seamlessly with all Seachem algae scrapers, delivering a sharp, consistent edge when you...
    £22.01
    £22.01
  • Seachem Marine Buffer 250g tub showing sturdy packaging for reef-ready water care.Seachem Marine Buffer label closeup; accurate formula helps maintain pH balance.
    Seachem Marine Buffer 250g – Alkalinity Stabilizer for Reef Aquariums
    Seachem Marine Buffer 250g is designed to support stable alkalinity and pH in marine and reef aquariums. Packed with borate for added buffering stability and magnesium to help reduce precipitation, this formula aims to create a more predictable water chemistry for coral and invertebrate...
    £22.01
    £22.01
  • Seachem Reef Buffer bottle shows powder formula that helps stabilize reef tank pH.Seachem Reef Buffer powder-form sits ready to raise pH and carbonate alkalinity in reef systems.
    Seachem Reef Buffer – 500 g | Stabilize Reef pH and Alkalinity
    Seachem Reef Buffer is crafted for the unique chemistry of a closed reef aquarium. The powder formula aims to raise both pH and carbonate alkalinity, helping reef tanks maintain a stable water column as organic acids from corals and inhabitants interact with the system....
    £22.77
    £22.77
  • Seachem Discus Buffer 500g front label shows purpose and dosing guidanceSeachem Discus Buffer 500g being poured to adjust aquarium pH
    Seachem Discus Buffer 500g – Low pH, Soft Water for Discus Tanks
    OverviewSeachem Discus Buffer 500g is designed for aquarists who want to recreate the calm, low-pH, low-GH environment favored by Discus. The powder-based formula lowers pH and helps keep it stable over time, while softening water by precipitating calcium and magnesium. Used alongside other Seachem...
    £23.44
    £23.44
  • Seachem Flourish Advance Growth bottle cap for precise dosing and root support.Seachem Flourish Advance Growth in aquarium plants showing vibrant foliage.
    Seachem Flourish Advance Growth Supplement - Aquarium Plant Growth Aid (500 ml)
    Seachem Flourish Advance Growth Supplement Seachem Flourish Advance Growth is an intelligent aquatic plant aid designed to support vibrant, healthy growth in a wide range of aquarium plants. This advanced formula blends phytohormones, minerals, and nutrients to help roots and shoots develop in harmony...
    £30.93
    £30.93
  • Seachem ParaGuard bottle showing safe parasite control for freshwater and marine tanks
    Seachem ParaGuard 500 mL – Safe Parasite Control for Freshwater & Marine Tanks
    Overview Seachem ParaGuard is designed as a moderate, fish- and filter-safe option for addressing visible external parasites and lesions in both freshwater and marine aquariums. The formula uses a balanced aldehyde-based component at 10% by weight, paired with malachite green and protective polymers. It...
    £30.50
    £30.50
  • Seachem Clarity 500ml bottle pouring to clarify marine and freshwater aquariums
    Seachem Clarity 500ml – Aquarium Water Clarifier for Marine & Freshwater
    Seachem Clarity 500ml is a practical water clarifier designed for both saltwater and freshwater aquariums. When hazy water mutes the colors of coral, fish, and aquatic plants, this product offers a measured approach to restoring visibility while keeping tank inhabitants safe. The result is...
    £33.12
    £33.12
  • Seachem PhosGuard 500ml bottle front view for easy phosphate control in tanksSeachem PhosGuard 500ml bottle pour shot highlighting simple dosing
    Seachem PhosGuard 500ml — Phosphate Remover for Aquariums (All Stages)
    Overview Seachem PhosGuard 500ml is a versatile phosphate remover designed to support clear water and balanced nutrients in both freshwater and saltwater aquariums. The 500 ml bottle provides long term dosing for hobbyists who want a practical, go to solution for ongoing maintenance. The...
    £30.48
    £30.48
  • Seachem Fluorite Black Sand Substrate front bag shows premium planted tank base for vibrant aquascapes.Seachem Fluorite Black Sand Substrate side view highlighting durable, plant-friendly substrate for long-term use.
    Seachem Fluorite Black Sand Substrate – 7.7 lb for Planted Aquariums
    Overview Seachem Fluorite Black Sand Substrate is a premium natural sand designed specifically for planted aquariums. The deep black grains create a dramatic, natural backdrop that enhances green and red plant tones, while offering a stable base for root growth. This 7.7 lb bag...
    £52.27
    £52.27

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