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Lower Hardness

  • Products (48)
48 products
Salifert Carbonate Hardness/Alkalinity Test Kit
Starting at $16.99
…kit for carbonate hardness and alkalinity * Precision alkalinity test kit allows proper aquarium supplementation * Alkalinity plays an important role in maintaining stable aquarium pH High-end alkalinity test kit for serious aquarium hobbyists. Maintaining proper carbonate hardness and alkalinity…
Cobalt Aquatics Total Softener Filter Media
Starting at $15.36
…water in your freshwater tank with Cobalt Aquatics Total Softener Filter Media.Cobalt Aquatics' Total Softener is the premier choice for lowering hardness in tropical fish and ornamental shrimp tanks. Excellent for use in canister or in-tank filters, it can also be used in dedicated media reactors…
Water Softener Pillow
Starting at $3.64
…in the home aquarium Achieve ideal general hardness level in your freshwater aquarium. API Water Softener Pillow effectively reduces GH (general hardness) by lowering calcium and magnesium. Helps protect sensitive soft water tropical fish from hard water. Also eliminates white, crusty mineral…
Tanganyika Buffer
Starting at $7.3
…as needed to maintain pH. Remember, Seachem s Tanganyika Buffer is formulated to maintain a pH between 9.0 and 9.4, depending on the amount used. To achieve a lower pH in your African cichlid aquarium, use Malawi/Victoria Buffer (pH 7.8 8.4), either alone or in combination with Tanganyika Buffer.
API 5 in 1 Aquarium Test Strips
Starting at $12.99
…(GH)?General Hardness is the measure of calcium (Ca2+) and magnesium (Mg2+) ion concentrations dissolved in water. These minerals are present in municipal, well, and bottled spring water. The GH in tap water depends on the source of the water and the treatment processes it has undergone. Hard water…
Seachem® Water Garden Oasis Pond Acid Buffer
Starting at $24.99
…Pond acid buffer contains no phosphate Ideal for lowering pH in decorative concrete ponds where upward pH drifts are common. Pond Acid Buffer also helps dissolve some of the excess carbonates and bicarbonates in hard water, which helps effectively lower and stabilize pH. Since it uses no phosphate…
pH Up or pH Down Water Conditioner
Starting at $11.39
…and neon tetras prefer a lower pH of 6.5-6.8.Each dose of pH Down neutralizes some of the carbonate hardness and lowers the pH. The pH may rebound up to the original pH if the carbonate hardness is high. Several consecutive treatments with pH Down may be necessary to lower pH, but if there are fish…
Melon Sword
(Echinodorus osiris)
Starting at $5.99
…from Brazil, the Melon Sword will tolerate hard water and grow in weak lighting. If in strong light, a nutrient-rich substrate and iron-rich fertilizer are required to keep it from being stunted. In this environment, the water temperature should be no lower than 75°F.Ideal water conditions are a…
Brightwell Aquatics Florin Delta KH+ for Freshwater Aquariums
Starting at $10.55
…and planted aquariaBrightwell Aquatics Florin Delta KH+ increases the alkalinity (carbonate hardness or buffering capacity) in your freshwater and planted aquaria with a target pH of 7.8 or lower. Alkalinity is essentially a means of measuring the stability of pH in your aquarium; the greater…
CaribSea Purple Up
Starting at $89.54
…(and corals) and favors the growth of nuisance algaes. Check phosphate levels and use Phos-Buster or other products to lower phosphate levels if necessary. Carbonate hardness levels should be maintained at natural seawater levels or higher. High nitrogenous waste levels encourage nuisance algae…
CaribSea CoralUp Complete Reef Calcium
Starting at $89.54
…and instead favor the growth of nuisance algae. Check phosphate levels and use CaribSea PhosBuster Pro or other products to lower phosphate levels, if necessary.Carbonate Hardness levels should be maintained at natural seawater levels 2.5meq/L or higher. CoralUp adds carbonate.High nitrogenous waste…
Brightwell Aquatics FlorinVolcanit Plant Substrate
Starting at $14.21
…oxygenated to maintain overall plant health. Brightwell Aquatics FlorinVolcanit Plant Substrate also binds elements that contribute to hardness and gradually lowers aquarium GH and pH, resulting in a slight acidification of alkaline water to a pH of less than 7.Brightwell Aquatics FlorinVolcanit…
Pinpoint Conductivity Monitor
Starting at $59.99
…Marine Pinpoint Monitor from damage during transport with optional Armor Hard Carrying Case.User's Guide American Marine is proud to introduce PINPOINT Conductivity Monitor, the only truly accurate and affordable hardness measurement system. The precise measurement of inorganic salt by electronic…
API Reef Master Liquid Test Kit
Starting at $22.99
…Carbonate Hardness Test InstructionsWhat is Carbonate Hardness?Carbonate hardness (also known as alkalinity) is the measure of carbonate and bicarbonate ion concentrations dissolved in water. These minerals are present in municipal, well, and bottled spring water. The level of carbonate hardness in…
Proper pH Water Conditioner
Starting at $8.29
…Proper pH 7.5 will lower or raise the pH until 7.5 is reached. pH will not rebound to the original level. It may require more than one dose to adjust the pH. This is because carbonates (KH) in the water work against pH adjustment.Proper pH 8.2Benefits: Increases carbonate hardness (KH) to hold (or…