Water Hardeners - Duradrakon

Duradrakon - Hardening (CH + TH), for example, of RO- or DM-water in the presence of a CO₂ system, resp. in the presence of an external water preparation with very low addition of total salts.

Duradrakon TH-Plus - for the specific increase of the total hardness in all tank types.
Especially recommended for shrimp, crayfish and Malawi tanks.

Duradrakon T TH-Plus - for the specific increase of the total hardness in Tanganyika tanks.
Contains the necessary, particularly high Magnesium ratio!

Duradrakon CH-Plus - for the specific increase of the carbonate hardness in all tank types.
Especially recommended for shrimp, crayfish and rift valley tanks.

Duradrakon - Hardening (CH + TH), for example, of RO- or DM-water in the presence of a CO₂ system, resp. in the presence of an external water preparation with very low addition of total salts. Duradrakon...

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Water Hardeners - Duradrakon

Duradrakon - Hardening (CH + TH), for example, of RO- or DM-water in the presence of a CO₂ system, resp. in the presence of an external water preparation with very low addition of total salts.

Duradrakon TH-Plus - for the specific increase of the total hardness in all tank types.
Especially recommended for shrimp, crayfish and Malawi tanks.

Duradrakon T TH-Plus - for the specific increase of the total hardness in Tanganyika tanks.
Contains the necessary, particularly high Magnesium ratio!

Duradrakon CH-Plus - for the specific increase of the carbonate hardness in all tank types.
Especially recommended for shrimp, crayfish and rift valley tanks.

Top seller

Duradrakon TH-Plus Hardener Salt Mixture

0.1 kg (€119.50 / kg)

From €11.95 *

Duradrakon Hardener Salt

0.1 kg (€82.00 / kg)

From €8.20 *

Duradrakon CH-Plus to increase the carbonate hardness

0.1 kg (€59.50 / kg)

From €5.95 *

Duradrakon T TH-Plus

0.1 kg (€119.50 / kg)

From €11.95 *

Sealutions Mineral Salt

1 kg

From €19.95 *

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Duradrakon CH-Plus to increase the carbonate hardness

Hardener salt mixture to increase the carbonate hardness

0.1 kg (€59.50 / kg)

From €5.95 *

See details

Sealutions Mineral Salt

Cooking salt free sea salt. For Ca and CH dosage according to the Balling method. Contains trace elements such as sea salt. Also suitable for fresh water.

1 kg

From €19.95 *

See details

Duradrakon T TH-Plus

Hardener salt mixture to increase the total hardness for Tanganyika lake-cichlids

0.1 kg (€119.50 / kg)

From €11.95 *

See details

Duradrakon Hardener Salt

Hardener salt combination for reverse osmosis water. Pure RO water is not suitable for direct use in an aquarium, except in a few special cases.

0.1 kg (€82.00 / kg)

From €8.20 *

See details

Duradrakon TH-Plus Hardener Salt Mixture

Hardener salt mixture to increase the total hardness. Especially recommended for shrimp, crayfish and Malawi tanks. Dissolves easily and without clouding.

0.1 kg (€119.50 / kg)

From €11.95 *

See details