Black Friday - Aquarium Accessories

Black Friday

Black Friday is here! 🖤 Thousands of products with a fair discount.

  • The offer is valid from 30th October to 30th November 2026.
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  • The offer is valid as long as the Goods are included in the Campaign or until the Goods are sold out during the Campaign. The Goods offer may be updated during the Campaign.
  • Stock for some products gets redistributed to customers in the Czech Republic, Slovakia, Austria, Hungary, and other countries where Alza delivers its products, based on the earlier order delivery time. This does not apply to regional/language-specific product versions.
  • Full Terms and Conditions of the campaign can be found here.
  • Alza reserves the right to change the terms and conditions of the campaign.
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Black Friday - Aquarium Care & Maintenance Care & Maintenance All aquarium Accessories
 
11 Results
Tetra Crystal Water 100 ml - Aquarium Water Treatment
Discount
4.8 25×
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Tetra Crystal Water 100 ml
Aquarium Water Treatment - routine care, suitable for water purification, for freshwater aquariums, against haze, accelerates healing, volume 100 ml, weight 101 g
BLACK FRIDAY -20 % 130,- 163,-
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In stock
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: CHPA1255
Tetra Crystal Water 250 ml - Aquarium Water Treatment
Discount
4.8 8×
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Tetra Crystal Water 250 ml
Aquarium Water Treatment - routine care, suitable for water purification, for freshwater aquariums, against haze, accelerates healing, volume 250 ml, weight 266 g
BLACK FRIDAY -10 % 233,- 259,-
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In stock
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: CHPA1252
Dennerle Nano Alginator 2500 - Aquarium Supplies
Discount
4.4 3×
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Dennerle Nano Alginator 2500
Aquarium Supplies - cleaning magnet with high cleaning efficiency for aquarium surfaces, also suitable for cleaning corners and less easily accessible areas.
BLACK FRIDAY -15 % 372,- 438,-
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In stock at the supplier's
Order Code: CHPA0896
Seachem Pristine 250 ml - Aquarium Water Treatment
Discount
2 sizes
5.0 2×
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Seachem Pristine 250 ml
Aquarium Water Treatment - normal care, suitable for water purification, for marine aquariums and freshwater aquariums, anti-clouding, volume 250 ml
BLACK FRIDAY -15 % 346,- 407,-
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In stock at the supplier's
Order Code: CHPA1198
Dupla Scaper's Tool Stainless Steel Scissors 270 × 4 mm 30° curved scissors - Aquarium Supplies
Discount
4.0 1×
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Dupla Scaper's Tool Stainless Steel Scissors 270 × 4 mm 30° curved scissors
Aquarium Supplies - scissors, curved 30°, dimensions 270 × 4 mm
BLACK FRIDAY -15 % 456,- 536,-
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In stock at the supplier's
Order Code: CHPA0434
Easy Life Catappa-X 250 ml - Aquarium Water Treatment
Discount
4.0 1×
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Easy Life Catappa-X 250 ml
Aquarium Water Treatment - routine care, suitable for water treatment, for marine aquariums and freshwater aquariums, against diseases, accelerates healing and speeds up regeneration, volume 250 ml
BLACK FRIDAY -15 % 176,- 208,-
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In stock at the supplier's
Order Code: CHPA0936
Seachem de*nitrate 500 ml - Aquarium Water Treatment
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Seachem de*nitrate 500 ml
Aquarium Water Treatment - routine care, suitable for water treatment, for marine aquariums and freshwater aquariums, against haze, forms a biofilter, volume 500 ml
BLACK FRIDAY -15 % 243,- 286,-
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In stock at the supplier's
Order Code: CHPA1178
Dupla Scaper's Tool Stainless Steel Tweezers 270 × 4 mm curved tweezers - Aquarium Supplies
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Dupla Scaper's Tool Stainless Steel Tweezers 270 × 4 mm curved tweezers
Aquarium Supplies - curved stainless steel tweezers, dimensions 27 × 0.4 cm
BLACK FRIDAY -15 % 273,- 322,-
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In stock at the supplier's
Order Code: CHPA0433
Dupla Scaper's Tool Stainless Steel Tweezers 270 × 4 mm straight tweezers - Aquarium Supplies
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Dupla Scaper's Tool Stainless Steel Tweezers 270 × 4 mm straight tweezers
Aquarium Supplies - straight tweezers made of stainless steel, dimensions 27 × 0.4 cm
BLACK FRIDAY -15 % 273,- 322,-
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In stock at the supplier's
Order Code: CHPA0432
Seachem pH Alert - Aquarium Water Treatment
Discount
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Seachem pH Alert
Aquarium Water Treatment - routine care, suitable for water testing, for freshwater aquariums, pH test
BLACK FRIDAY -15 % 276,- 325,-
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In stock at the supplier's
Order Code: CHPA1173
Seachem 3in1 Algae Scraper Short 15 cm - Aquarium Supplies
Discount
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Seachem 3in1 Algae Scraper Short 15 cm
Aquarium Supplies - suitable for glass and acrylic, ergonomic handle, floating, white design for lash visibility, retractable blade holder, hole for hanging, metal blade for removing thick algae, plastic blade universal, soft pad suitable for acrylic and fine scratches
BLACK FRIDAY -15 % 497,- 585,-
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In stock at the supplier's
Order Code: CHPA1200
Black Friday - Aquarium Care & Maintenance Care & Maintenance All aquarium Accessories