Seachem

214 products

  • Last stock! Seachem Acid Buffer- Ph stabilizer Seachem Acid Buffer- Ph stabilizer

    Seachem Acid Buffer- Ph stabilizer

    Acid Buffer  An acid buffer is a product used to lower and help stabilise the pH of aquarium water. It’s especially useful if your tank water is naturally too alkaline (high pH) for the fish or plants you’re keeping. In many cases it’s used together with an alkaline buffer to set and maintain a specific pH range that’s right for your setup. What It Does It lowers pH by buffering your water; this means it helps resist sudden pH changes once adjusted. In products like Seachem Acid Buffer, it also converts carbonate hardness (KH) into plant‑available CO₂, which can benefit planted freshwater tanks. Works best when matched with an alkaline buffer (like Seachem Alkaline Buffer) to dial in a target pH range without big swings. Most acid buffers are phosphate‑free, so they won’t promote algae growth.  Where It’s Used Freshwater planted aquariums with hard, high‑pH waterTanks where a specific lower pH range is desiredAs part of a pH adjustment routine during water changes  How To Use Start with small doses and test the water before and after adding the buffer. Follow the dosing on the label - for example, many products suggest ~2 g per ~80 L of water as a starting point. If using with an alkaline buffer, you can target specific pH ranges by adjusting the ratio of the two. Alternatives & Related Products Aqua Clean Acid Drop Buffer – another acid buffer option for lowering pH. Waterlife Ph 7.2 Acid Buffer – buffer aimed at a specific target around pH 7.2. Seachem Acid Regulator 1Kilo – similar purpose for general pH lowering. API pH Down – liquid alternative to powder buffers. Essentials Lab Buffer 7 1L – liquid buffer solutions for precise pH adjustment. Support products like Seachem Neutral Regulator help set pH to neutral (around 7) when used with both acid and alkaline buffers.  Tips  Always test your water (KH & pH) before adjusting. Make changes gradually -large pH jumps can stress fish.

    R 151.00 - R 258.00

  • Last stock! Seachem Gold Basics – 50ml

    Seachem Gold Basics – 50ml

    Seachem Gold Basics – 50ml Seachem gold basics is a water conditioner designed specifically for goldfish. It helps keep the water safe, clear, and stable by removing harmful substances and supporting a healthy environment. What it does Removes chlorine, chloramine, and ammonia Detoxifies nitrite and nitrate Provides essential minerals suited for goldfish needs Supports strong slime coat health Helps maintain stable water quality in goldfish tanks Why it’s useful Goldfish produce more waste than most fish, making reliable water conditioning essential Helps reduce stress caused by poor water quality Protects goldfish during water changes and tank maintenance Suitable for fancy and common goldfish in bowls, tanks, and ponds How to use Shake well before use Dose according to tank volume (see bottle instructions) Add during water changes or when improving tap water Safe to use regularly for maintaining clean water Ideal for Goldfish tanks of all sizes Fancy goldfish, comets, shubunkins, and other varieties New setups, weekly water changes, and routine care Clean, conditioned water for healthier goldfish Seachem gold basics 50ml makes it simple to give goldfish the safe and stable environment they need to thrive.

    R 90.00

  • Last stock! Seachem Ammonia Alert Seachem Ammonia Alert

    Seachem Ammonia Alert

    Seachem Ammonia Alert The seachem ammonia alert is a continuous, colour-changing sensor that monitors free ammonia in your aquarium 24/7. It displays changes in real time, helping you react early and protect your fish from ammonia stress. No test strips, no liquids, no waiting. What it does Detects free ammonia, the toxic form that harms fish Displays safe, alert, and danger levels using clear colour changes Works in both freshwater and marine aquariums Lasts up to one year with normal use Tracks water quality instantly without interfering with the tank Why it’s useful Gives early warning before ammonia becomes dangerous Helps prevent stress, illness, and fish loss Perfect for new tanks, cycling tanks, and heavily stocked tanks Ideal for beginners and convenient for experienced keepers Reusable and more economical than frequent test kits How to use Rinse the sensor with aquarium water Place it inside the tank where it is easy to view Compare the colour to the printed scale any time Replace when the sensor no longer responds clearly (usually after a year) Ideal for Freshwater and marine aquariums New tank setups Betta tanks and nano tanks Quarantine and hospital tanks Heavily stocked community aquariums Simple, constant monitoring The seachem ammonia alert gives you peace of mind by showing what your test kits might miss between water changes. A smart, must-have tool for any aquarium.

    R 267.00

  • Seachem Paraguard – Broad Spectrum Fish Treatment Seachem Paraguard – Broad Spectrum Fish Treatment

    Seachem Paraguard – Broad Spectrum Fish Treatment

    Seachem Paraguard – Broad Spectrum Fish Treatment seachem paraguard is a gentle, effective treatment designed to help control external issues such as parasites, fungus and surface infections in freshwater and marine aquariums. it uses a stable aldehyde-based formula that is safer and less harsh than traditional medications, making it suitable for sensitive fish when used as directed. paraguard is ideal for quarantine tanks, new arrivals and aquariums that need broad-spectrum support. it does not contain formaldehyde or methanol and is safe for most fish when used appropriately. what it does supports control of external parasites and infections gentle, non-formaldehyde formula suitable for freshwater and marine aquariums great for quarantine and new fish introduction available sizes (select your size above) paraguard 100 ml paraguard 250 ml paraguard 500 ml paraguard 2 l

    R 221.00 - R 1,930.00

  • Last stock! Aquavitro Remediation – Water Quality and Biological Clarity Support Aquavitro Remediation – Water Quality and Biological Clarity Support

    Aquavitro Remediation – Water Quality and Biological Clarity Support

    Aquavitro Remediation – Water Quality and Biological Clarity Support aquavitro remediation is a powerful blend of beneficial bacteria designed to improve water quality and clarity in marine and freshwater aquariums. it helps break down organic waste, excess nutrients and sludge, creating a cleaner and more stable environment for fish, corals and plants. the bacteria in remediation work quickly to establish a strong biological foundation, supporting natural filtration and reducing cloudiness, odours and nutrient spikes. it is ideal for new setups, routine maintenance or systems that need extra biological support. what it does breaks down organic waste and dissolved organics helps reduce nutrient buildup improves water clarity and overall quality supports a strong and stable biological filter available sizes 150 ml – ideal for nano and small aquariums 350 ml – suited for most home tanks 1 l – convenient for large systems or ongoing maintenance

    R 256.00 - R 1,273.00

  • Aquavitro Eight.Four – Marine pH & Alkalinity Stabilizer Aquavitro Eight.Four – Marine pH & Alkalinity Stabilizer

    Aquavitro Eight.Four – Marine pH & Alkalinity Stabilizer

    Aquavitro Eight.Four – Marine pH & Alkalinity Stabilizer aquavitro eight.four is a high-quality alkalinity and pH stabilizer formulated for marine aquariums. It helps maintain a steady pH close to natural seawater levels and supports a strong, reliable buffering system. This creates a more stable environment for corals, invertebrates and marine fish. eight.four uses a balanced blend of carbonate and bicarbonate salts that raise and maintain alkalinity without sudden jumps. It dissolves easily, offers high purity and is suitable for both new and established reef systems. What it does supports stable marine pH maintains consistent alkalinity levels creates a reliable environment for coral growth suitable for daily or scheduled dosing Available sizes 150 ml – ideal for nano and small tanks 350 ml – suited for most home reef aquariums 1 L – great for large or high-demand systems 4 L – value size for long-term or multi-tank use

    R 212.00 - R 2,644.00

  • Last stock! Aquavitro Spring Shears – Straight

    Aquavitro Spring Shears – Straight

    Aquavitro Spring Shears – Straight Description Aquavitro Spring Shears – Straight are precision trimming tools designed for accurate cutting and maintenance in aquariums. The straight blade profile allows for clean, controlled cuts on plants, coral frags, and décor, making aquarium upkeep easier and more efficient. Key Features Straight blade design for precise trimming Spring‑loaded action for effortless cutting Corrosion‑resistant stainless steel construction Comfortable ergonomic handles Ideal for trimming plants, coral, and hard‑to‑reach spots Benefits ✔ Enables clean, precise cuts✔ Reduces hand fatigue with spring action✔ Durable and corrosion‑resistant build✔ Helps maintain a neat aquarium environment✔ Suitable for plants and coral work Usage Rinse shears with freshwater before first use. Position the straight blades where you want to trim. Squeeze handles to make a clean cut. Remove trimmed debris from the aquarium. Rinse and dry shears before storing.

    R 580.00

  • Last stock! Seachem Tidal O‑Ring (55‑110)

    Seachem Tidal O‑Ring (55‑110)

    Seachem Tidal O‑Ring (Fits 55‑110) Description Replacement O‑ring for the Seachem Tidal filter series (models 55, 75, and 110). This seal is used to maintain a proper watertight connection between filter components and prevents leaks where parts join inside the housing. Key Features Designed for Seachem Tidal 55, 75 & 110 filters Durable, flexible rubber construction Provides a watertight seal for internal connections OEM replacement part Simple fit design for easy installation Benefits ✔ Prevents water leaks inside the filter✔ Helps maintain proper water flow✔ Extends the life of the filter components✔ Easy to replace without tools✔ Compatible with multiple Tidal models Usage Turn off and unplug your Seachem Tidal filter. Remove the filter housing to access the area that uses the O‑ring. Take out the old, worn, or damaged O‑ring. Place the new Seachem Tidal O‑ring into the grove or connection point. Reassemble the filter housing and secure all pieces. Plug in and power on the filter, checking for proper sealing.

    R 202.00

  • Last stock! Seachem Tidal Leveling Device (55‑110)

    Seachem Tidal Leveling Device (55‑110)

    Seachem Tidal Leveling Device (55‑110) Description Replacement leveling device for Seachem Tidal hang‑on‑back filters (models 55, 75, and 110). This adjustable leveler helps the filter sit properly on the aquarium rim and ensures even operation on tanks of varying thicknesses. Key Features Compatible with Seachem Tidal 55, 75, and 110 filters Adjustable dial/leveler mechanism Durable aquarium‑safe plastic Helps filter sit level on different aquarium styles Simple installation Benefits ✔ Ensures stable, level filter placement✔ Adapts to different tank rim thicknesses✔ Reduces stress on filter housing✔ Easy to install and adjust✔ Compatible with multiple Tidal models Usage Turn off and unplug the filter. Remove the filter from the aquarium. Locate the leveling dial slot on the bottom of the filter. Insert the leveling device into place and secure it. Place the filter back on the aquarium rim. Adjust the dial until the filter sits evenly and level.

    R 202.00

  • Last stock! Seachem Tidal Intake Tube with Strainer (55‑110)

    Seachem Tidal Intake Tube with Strainer (55‑110)

    Seachem Tidal Intake Tube with Strainer (Fits 55‑110) Description Replacement intake tube with strainer for Seachem Tidal filters. Ensures proper water flow into the filter while preventing debris from entering the pump. Compatible with Tidal 55, 75, and 110 models. Key Features Fits Tidal 55, 75, and 110 filters Includes strainer to block debris Durable aquarium-safe plastic Simple slide-in installation Maintains consistent filter flow Benefits ✔ Prevents debris from clogging the filter✔ Restores proper water intake and circulation✔ Easy to install and remove✔ Compatible with multiple Tidal models✔ Helps maintain healthy aquarium water Usage Turn off and unplug the filter. Remove the filter housing to access the existing intake tube. Remove the old intake tube. Insert the new intake tube with strainer. Reassemble the filter and plug it in. Confirm proper water flow and operation.

    R 191.00 - R 202.00

  • Last stock! Seachem Tidal Intake Tube 55-110

    Seachem Tidal Intake Tube 55-110

    Seachem Tidal Intake Tube (Without Strainer) Description Replacement intake tube for the Seachem Tidal power filter series. This essential part connects the water intake from your aquarium into the filter housing and ensures proper flow for efficient filtration. Designed to fit most Tidal models, the plain tube (without strainer) allows flexible installation when a separate pre‑filter or sponge is preferred. Key Features Replacement intake tube for Seachem Tidal filters Fits models including Tidal 35, 55, 75, and 110 Simple, strainer‑free design Durable aquarium‑safe plastic Connects directly to the filter intake pipe Benefits ✔ Ensures consistent water intake for effective filtration✔ Compatible with multiple Tidal models✔ Allows use of optional pre‑filter sponges or guards✔ Easy to install and remove✔ Helps maintain aquarium water quality Usage Turn off and unplug your Seachem Tidal filter. Remove the filter housing and locate the existing intake tube. Slide out the old intake tube from the filter chamber. Insert the replacement intake tube (without strainer) into the slot. Reassemble the filter and plug it back in. Check for proper water flow and adjust if necessary

    R 116.00 - R 125.00

  • Last stock! Seachem Tidal Heater Clip Fits 55-110 Seachem Tidal Heater Clip Fits 55-110

    Seachem Tidal Heater Clip Fits 55-110

    Seachem Tidal Filter Heater Clip Fits 55-110 Description Replacement heater holder clip for the Seachem Tidal 55 Hang‑On Filter and Seachem Tidal 110 Hang‑On Filter. This accessory allows you to securely mount an aquarium heater directly to the side of the filter for improved heat distribution through filtered flow. Key Features Designed for Seachem Tidal 55 and 110 filters Holds heater securely on filter housing Simple slide‑in clip design Helps disperse heated water efficiently through return flow Benefits ✔ Keeps heater in stable position✔ Improves heat dispersal in the aquarium✔ Easy to install without tools✔ Replaces worn or lost clips Usage Slide the clip into the designated slot on the side of the Tidal filter housing. Insert your aquarium heater into the clip. Adjust heater position as needed for proper submersion and heat distribution. Ensure heater is completely submerged and cables are safely routed.

    R 202.00

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