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Collection: Filter & Reactor Media

Mechanical, biological, and chemical media for filters and reactors — carbon, GFO, phosphate removers, resins, bio media, and media bags. Mechanical media needs replacing, biological media should be left alone. 

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111 products

MarinePure Gems - 90 Gram

MarinePure Gems - 90 Gram

Regular price $17.60
Sale price $17.60 Regular price
Hagen Fluval Clearmax - 3x100 Gram

Hagen Fluval Clearmax - 3x100 Gram

Regular price $11.75
Sale price $11.75 Regular price
Reef Crest Rox 0.8 Carbon (600 Gram / 0.5 Gallon)

Reef Crest Rox 0.8 Carbon (600 Gram / 0.5 Gallon)

Regular price $46.00
Sale price $46.00 Regular price
Seachem Laboratories GFO and Reactor Media

Seachem Phosguard - 1 Litre

Regular price $26.50
Sale price $26.50 Regular price
Reef Crest Rox 0.8 Carbon (1200 Gram / 1 Gallon)

Reef Crest Rox 0.8 Carbon (1200 Gram / 1 Gallon)

Regular price $83.20
Sale price $83.20 Regular price
Seachem Matrix - 1 Litre

Seachem Matrix - 1 Litre

Regular price $16.85
Sale price $16.85 Regular price
Coralife BioCube Filter Cartridge Replacements (2 Pack)

Coralife BioCube Filter Cartridge Replacements (2 Pack)

Regular price $14.65
Sale price $14.65 Regular price
MarinePure Bio Filter Media Spheres - 2 Quart

MarinePure Bio Filter Media Spheres - 2 Quart

Regular price $39.10
Sale price $39.10 Regular price
PolypLab Pro-Carbon (1000ml)

PolypLab Pro-Carbon (1000ml)

Regular price $28.40
Sale price $28.40 Regular price
Seachem Matrix - 2 Litre

Seachem Matrix - 2 Litre

Regular price $29.60
Sale price $29.60 Regular price
Seachem Phosguard - 500 mL

Seachem Phosguard - 500 mL

Regular price $16.20
Sale price $16.20 Regular price
MarinePure Bio Filter Media Block

MarinePure Bio Filter Media Block

Regular price $73.40
Sale price $73.40 Regular price
Acurel Phosphate Remover Infused Media Pad

Acurel Phosphate Remover Infused Media Pad

Regular price $16.24
Sale price $16.24 Regular price $19.10
RowaPhos Phosphate Removal Media - 5 KG

RowaPhos Phosphate Removal Media - 5 KG

Regular price $241.40
Sale price $241.40 Regular price
Hagen Fluval FX4/FX5/FX6 Max-Clean - 3 Pack

Hagen Fluval FX4/FX5/FX6 Max-Clean - 3 Pack

Regular price $8.80
Sale price $8.80 Regular price
Two Little Fishies ReBorn Coarse Reactor Media - 4KG

Two Little Fishies ReBorn Coarse Reactor Media - 4KG

Regular price $56.40
Sale price $56.40 Regular price
Boyd Chemi-Pure - 5 oz

Boyd Chemi-Pure - 5 oz

Regular price $9.15
Sale price $9.15 Regular price
MarinePure Bio Filter Media Spheres - 1 Gallon

MarinePure Bio Filter Media Spheres - 1 Gallon

Regular price $78.30
Sale price $78.30 Regular price
Boyd Chemi-Pure Elite - 47 oz

Boyd Chemi-Pure Elite - 47 oz

Regular price $86.10
Sale price $86.10 Regular price
RowaPhos Phosphate Removal Media - 100 mL

RowaPhos Phosphate Removal Media - 100 mL

Regular price $21.30
Sale price $21.30 Regular price

Three Kinds of Media, Three Jobs

Filtration works in three stages, and most tanks use media from each. Mechanical media traps particles; biological media houses the bacteria that convert ammonia and nitrite; chemical media strips out dissolved pollutants like phosphate, organics, and discolouration. Knowing which job you're solving tells you which media to reach for. We stock media from Seachem, Boyd, RowaPhos, Reef Crest, PolypLab, and Fluval.

Media by Function

  • Biological — porous bio media that seeds and sustains your nitrogen cycle.
  • Activated carbon — removes organics, odours, and discolouration for clear, clean water.
  • Phosphate removers — GFO and iron-based media that starve nuisance algae of phosphate.
  • Specialty resins — products like Purigen and Chemi-Pure that polish water and pull organics.
  • Bags & socks — mesh media bags to hold loose media in your filter or reactor.

Match media to the problem you actually have — running phosphate remover with no phosphate reading just wastes media. Replace or recharge chemical media on schedule, since exhausted media stops working. Email info@jlaquatics.com for help. J&L has supplied Canadian aquarists since 1997.

J&L Aquatics was formed in December 1997

Our business was started from our love of the aquarium hobby. We at J&L Aquatics felt that the Canadian aquarist should have the option to purchase top quality supplies, equipment and livestock other than the generally over priced local retail stores.