Alza Days - Příslušenství k CO2 systémům do akvária
Save with discount codes
- The offer is valid from October 5, 2026, until October 26, 2026. The promotion has been extended until 23:59 on October 28, 2026. Full terms and conditions of the campaign can be found here.
All from 7
Dennerle CO2 disposable bottle 500g
Amazing Deal
30.10 €
Save 5.89 €
30.10 €
Save 5.89 €
In stock > 5 pcs at the supplier's
Buy with code
ALZADNI20
24.08 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Aquarium Tech - practical disposable CO2 cylinder
Dennerle CO2 Diffusor Ultra M for 200 l
Great price
15.54 €
Save 0.85 €
In stock > 10 pcs at the supplier's
Buy with code
ALZADNI20
12.43 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Aquarium Tech - compact diffuser for CO2 refilling, suitable for aquariums up to 200 l, for 4/6 mm hose
Dennerle CO2 Diffusor Ultra L for 400 l
Great price
16.46 €
In stock > 10 pcs at the supplier's
Buy with code
ALZADNI20
13.17 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Aquarium Tech - compact diffuser for CO2 refilling, suitable for aquariums up to 400 l, for 4/6 mm hose
Dennerle Bio-Line CO2 replacement bottle
8.07 €
In stock > 10 pcs at the supplier's
Buy with code
ALZADNI20
6.46 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Aquarium Tech - CO2 supply for more than 1 month, for aquariums up to 120 l
Dennerle CO2 Diffusor Ultra S for 100 l
14.63 €
In stock > 10 pcs at the supplier's
Buy with code
ALZADNI20
11.70 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Aquarium Tech - compact diffuser for CO2 refilling, suitable for aquariums up to 100 l, for 4/6 mm hose
Dennerle CO2 Micro-Flipper
19.59 €
In stock > 10 pcs at the supplier's
Buy with code
ALZADNI40
11.75 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 40 % s kódom ALZADNI40. Kliknite a kód sa uplatní automaticky.
Aquarium Tech - professional reactor with increased efficiency for aquariums up to 80 l
Dennerle CO2 hose 2 m black
12.80 €
In stock > 10 pcs at the supplier's
Buy with code
ALZADNI20
10.24 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Aquarium Supplies - Spare hose, length 2 m, black