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CO2 > Dennerle

Dennerle CO2 Set | CO2 Kit reusable / disposable | CO2 Cylinder


Dennerle CO2 Disposable Bottle 1200 g

Dennerle CO2 disposable cylinder 1200g for all Dennerle disposalbe CO2 systems. Note: the bottles will not fit to JBL disposable systems. Height: 440 mm.


Dennerle CO2 Disposable Bottle 500 g
for all Dennerle CO2 disposable systems
24.89 €*
Dennerle CO2 Disposable Bottle 1200 g
for all Dennerle CO2 disposable systems
46.85 €*
Top-Seller!
Dennerle CO2 Reusable Cylinder

Refillable Dennerle CO2 Reusable Cylinder for all CO2 systems. The cylinder is new, tested and filled. Available as 500g or 2000g version.


Dennerle CO2 Reusable Cylinder
refillable CO2 cylinder
from 69.95 €*
Dennerle CO2 pH Electrode

Dennerle pH Electrode with BNC connector for continuous measurement of the pH value in the aquarium.


Dennerle CO2 pH Electrode
BNC connector, laboratory quality
85.85 €*
Dennerle pH Electrode Set

Dennerle pH Electrode Set for continuous measurement of the pH value in fresh water and sea aquaria.


Dennerle pH Electrode Set
complete kit with calibration fluids
105.95 €*
Dennerle Calibration station for pH electrode

The Dennerle calibration station for pH electrodes facilitates the calibration process and ensures that the bottles with the calibration liquids remain uncontaminated.


Dennerle Calibration station for pH electrode
for simple calibration of the pH electrode
16.85 €*
Dennerle pH Electrode Holder

Dennerle pH Electrode Holder for secure attachment of the pH electrode in the aquarium. In high-quality plastic, complete with suction cups. With light shield to prevent algae formation on the electrode.


Dennerle pH Electrode Holder
holder for pH electrodes
10.85 €*
Dennerle CO2 Set Carbo Bio Style 120

The Dennerle Bio CO2 fertiliser system Carbo Bio Style 120 supplies all freshwater aquariums up to 120 litres with vital CO2. The system is ready for operation in just a few steps. CO2 production starts after just 24 to 48 hours.


Dennerle CO2 Set Carbo Bio Style 120
for aquariums up to approx. 120 litres
CO2 production for at least 40 days
no pressure cylinder needed
65.95 €*
Dennerle Carbo Bio Depot 120

Dennerle Bio CO2 Depot for freshwater aquariums+ Bio CO2 Depot for at least 40 days each+ with CO2 Constant Gel made from 100 % renewable raw materials+ for healthy, strong plants and bright colours+ for at least 40 days of constant CO2 production+ carbon is the most important nutrient for aquarium plants.


Dennerle Carbo Bio Depot 120
refill set for Bio Carbo Style 120
5.85 €*
Dennerle Carbo Bio Depot 60/80
refill set for BIO CO2
14.85 €*
Top-Seller!
Dennerle pH 4 Calibration Solution 50 ml

The accuracy of the calibration depends to a decisive extent on the quality of the employed calibrating solutions. Always use fresh calibrating solutions and calibrate the electrodes in separate, clean receptacles, ideally in the Dennerle calibrating station (accessorie). Discard used calibrating solutions.


Dennerle pH 4 Calibration Solution 50 ml
calibration fluid for electrodes
6.85 €*
Dennerle pH 7 Calibration Solution 50 ml
calibration fluid for electrodes
6.85 €*
Top-Seller!
Dennerle KCL Solution 50 ml
storage fluid for electrodes
6.85 €*
Dennerle Crystal-Line CO2 Diffusor Pipe Mini

Dennerle Crystal-Line -CO2 fertilization in an aesthetic guise. Smaller aquaria should also be fertilized with CO2 to ensure lush plant growth. The standard CO2 equipment is usually oversized for these delicate aquaria.


Dennerle Crystal-Line CO2 Diffusor Pipe Mini
for aquaria up to approx. 125 l
15.69 €*
Dennerle Crystal-Line CO2 Long-Term Test Mini


Dennerle Crystal-Line CO2 Long-Term Test Mini
for aquaria up to approx. 125 l
16.85 €*
Dennerle Crystal-Line CO2 Long-Term Test Maxi
for aquaria up to approx. 250 l
19.59 €*
Dennerle CO2- Diffusor ULTRA

Dennerle CO2- Diffusor ULTRA is a compact an elegant designed CO2 diffusor for aqauriums. The newly developed membranes of the Dennerle CO2 Diffusor ULTRA are manufactured from a special sintered material with extremely small pores. The resulting nano-atomization of the supplied CO2 ensures a highly effective and safe dissolution of this important plant nutrient in the aquarium.


Dennerle CO2- Diffusor ULTRA
for highly effective CO2 dissolution in water
with newly developed membrane
available in 3 sizes
from 12.59 €*
Dennerle CO2 Precision Pressure Reducer Carbo Night

The pressure reducer plays a vital role in aquaria. The quality of the pressure reducer determines whether exact and reliable CO2 fertilisation can be guaranteed. The new Carbo range from Dennerle represents the state of the art in CO2 technology, combining simple operation with high precision and reliability.


Dennerle CO2 Precision Pressure Reducer Carbo Night
with integrated solenoid valve
195.90 €*
Dennerle CO2 Pressure Reducer Carbo Power
with pressure manometer and bubble counter
129.95 €*
Dennerle CO2 Pressure Reducer Carbo Start
with Dynamic Valve Control (DVC)
79.95 €*
Dennerle CO2 Micro-Perler

Dennerle CO2 Micro-Perler is a efficient and compact CO2 diffusor with built-in bubble counter for aquaria of up to 250 litres.


Dennerle CO2 Micro-Perler
for aquariums up to approx. 250 l
13.95 €*
Dennerle Plant Fertilizer Set Carbo Start M200

CO2 fertilizsation in an aquarium has many advantages:Part of the CO2 which dissolves in water forms carbonic acid. This means that CO2 can be used to set the pH value (acid content) of the aquarium water to ideal levels for fish and plants, similarly to those which prevail in nature. Aquarium fish are particularly fond of slightly acidic water.


Dennerle Plant Fertilizer Set Carbo Start M200
reusable bottle for aquariums up to 200 l
175.49 €*
Dennerle Plant Fertilizer Set Carbo Power M400
reusable bottle for aquariums up to 400 l
215.95 €*
Dennerle Plant Fertilizer Set Carbo Night M400

Part of the CO2 which dissolves in water forms carbonic acid. This means that CO2 can be used to set the pH value (acid content) of the aquarium water to ideal levels for fish and plants, similarly to those which prevail in nature. Aquarium fish are particularly fond of slightly acidic water.


Dennerle Plant Fertilizer Set Carbo Night M400
reusable bottle for aquariums up to 400 l
289.95 €*
Dennerle Plant Fertilizer Set Carbo Night M600
reusable bottle for aquariums up to 600 l
369.95 €*
Dennerle O-Ring for Pressure Reducer

Dennerle replacement O-Ring for the pressure reducer, reusabel system, 2 pcs. in the Set.


Dennerle O-Ring for Pressure Reducer
spare part for Dennerle CO2 system
4.95 €*
Denenrle CO2 Special Check Valve

The Dennerle CO2 Special Check Valve reliably protects CO2 appliances from water intake. Why does water flow back into CO2 hoses at all ? Putting it figuratively, CO2 has a rather strong urge to dissolve in water. If the CO2 supply in your aquarium is interrupted (because the CO2 cylinder is empty, the cylinder valve is closed, the CO2 nicht cut-off is activated, etc.), the residual CO2 left in the hose will also dissolve in the aquarium water.


CO2 Check Valve Dennerle Sepcial
protects against backflowing water
13.85 €*
Dennerle CO2 Special Hose Softflex

The Dennerle CO2 Special Hose Softflex reliable protection from CO2 leaks. CO2 simply seeps through many hose materials. The special Softflex CO2 hose from Dennerle consists of a special CO2-proof plastic to ensure that valuable CO2 arrives where it is needed - in the aquarium.


Dennerle CO2 Special Hose Softflex
highly flexible special hose
from 10.85 €*
Dennerle Nano Hose Support

Dennerle Nano Hose Support -an elegant means of installing the CO2 hose without kinking+ Fixes the CO2 hose to the edge of the aquarium+ Enables the problem-free supply of CO2+ in high-quality plastic+ for all hoses with an external diameter of 6 mm.


Dennerle Nano Hose Support
for kinking-free hose installation
4.89 €*
Dennerle CO2 Micro Flipper

The Dennerle CO2 Micro Flipper is a efficient and compact CO2 diffusor with integrated bubble count function for aquariums starting from 40 up to 80 litres content. Dennerle CO2 Flippers are extremely effective. Due to the very long route the CO2 has to travel, the bubbles have plenty of time dissolve, despite the units extremely compact design..


Dennerle CO2 Micro Flipper
for aquariums from 40 up to 80 litres
16.95 €*
Mini Flipper Dennerle CO2
for aquariums from 80 up to 160 litres
22.79 €*
Dennerle CO2 Flipper
for aquariums from 160 up to 300 litres
27.49 €*
Dennerle CO2 Maxi Flipper
for aquariums from 300 up to 600 litres
44.59 €*
Dennerle CO2 Nano Flipper

The Dennerle CO2 Nano Flipper is a effective and extremely compact CO2 diffusor for all mini aquaria from 10 up to 40 litres conten.


Dennerle CO2 Nano Flipper
for aquariums from 10 up to 40 litres
13.79 €*
Dennerle CO2 Set Carbo Bio Start 60

Dennerle CO2 Set Carbo Bio Start 60 is a bio CO2 fertilisation system for freshwater aquariums. The Carbo Bio Start 60 bio CO2 fertiliser system supplies all freshwater aquariums up to 60 litres with vital CO2. It is ready for operation in just a few steps.


Dennerle CO2 Set Carbo Bio Start 60
starter kit for small aquaria
12.95 €*
Dennerle CO2 Set Carbo Bio Start 80
for aquariums up to approx. 80 litres
set for at least 2x 40 days CO2
no pressure cylinder needed
24.95 €*
Dennerle CO2 Adapter Nano Pressure Reducer > Disposable

For aquarium enthusiasts who wish for a larger supply of CO2, Dennerle offers additional adapters which enable the Nano pressure reducer to be combined with the Dennerle 500 g disposable CO2 cylinders.


Dennerle CO2 Adapter Nano Pressure Reducer > Disposable
adaptor for CO2 pressure reducer
19.95 €*
Dennerle CO2 Adapter Nano Pressure Reducer > Reusable
adaptor for CO2 pressure reducer
21.79 €*
Dennerle CO2 Adapter Disposable Pressure Reducer > Resuable

With this adapter you can connect the Dennerle CO2 pressure reducers with thread for disposable cylinders (e.g. Evolution Quantum and Evolution Primus) to all CO2 reusable cylinders.


Dennerle CO2 Adapter Disposable Pressure Reducer > Resuable
adaptor for CO2 pressure reducer
21.95 €*
Dennerle CO2 Adapter Reusable > Soda Cylinder

With this adapter, all standard CO2 soda exchange cylinders can be operated on a Dennerle CO2 reusable pressure reducer. Also suitbale for pressure reducers from other brands (thread: W 21,8 x 1/14'').


Dennerle CO2 Adapter Reusable > Soda Cylinder
adapter for CO2 pressure reducer
29.95 €*
Dennerle Plant Fertilizer Set Carbo Start E200

CO2 fertilizsation in an aquarium has many advantages:Part of the CO2 which dissolves in water forms carbonic acid. This means that CO2 can be used to set the pH value (acid content) of the aquarium water to ideal levels for fish and plants, similarly to those which prevail in nature. Aquarium fish are particularly fond of slightly acidic water.


Dennerle Plant Fertilizer Set Carbo Start E200
disposable bottle, for aquariums up to 200 l
122.95 €*
Dennerle Plant Fertilizer Set Carbo Power E400
disposable bottle, for aquariums up to 400 l
159.95 €*
Dennerle Plant Fertilizer Set Carbo Power E400 Special Edition
disposable bottle, night shut-off up to 400 l
217.95 €*
Dennerle Plant Fertilizer Set Carbo Start E200 Special Edition
disposable bottle, night shut-off up to 200 l
177.95 €*
Dennerle CO2 Set Carbo Start FLEX200
CO2 Set without Cylinder < 200 L
97.95 €*
Dennerle CO2 Set Carbo Start FLEX200 Special Edition
CO2 Set with solenoid valve < 200 L
149.85 €*
Dennerle CO2 Set Carbo Power FLEX400
CO2 Set without Cylinder < 400 L
129.95 €*
Dennerle CO2 Set Carbo Power FLEX400 Special Edition
CO2 Set with solenoid valve < 400 L
177.95 €*
Dennerle CO2 Set Carbo Night FLEX400
CO2 Set without cylinder with night shut-off
224.95 €*
Dennerle Plant Fertilizer Set Carbo Power M400 Special Edition
reusable bottle, night shut-off, up to 400 l
279.95 €*
Dennerle CO2 Solenoid Valve

The Dennerle CO2 solenoid valve enables automatic control of the CO2 supply in either of two ways, thereby saving valuable CO2:A With a time switch: The time switch cuts off the supply of CO2 overnight, as aquarium plants do not require any CO2 during the night. TIP: Simply connect the CO2 solenoid valve to the time switch which controls your aquarium lighting.


Dennerle CO2 Solenoid Valve
for control of the CO2 supply
87.95 €*
Dennerle pH Controller Evolution DeLuxe

Dennerle is setting new standards in the control of CO2 supply for aquaria with the Evolution DeLuxe pH controller. This precision device developed in-house by Dennerle measure the pH value in the aquarium continuously by electronic means and control the supply of CO2 automatically via a CO2 solenoid valve (accessorie). Dennerle pH Controller Evolution DeLuxe offers the ultimate in functionality, reliability and user-friendliness.


available soon
Dennerle pH Controller Evolution DeLuxe
for automatically regulating of the pH value
349.85 €*
CO2, Dennerle

CO2, Dennerle

∅ Reviews: 4.9 (12)

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