Aquael Quartz Gravel 0.4-1.2mm 2kg Showinfo a=amount to raise alkalinity in

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It is also important that our reactors are very solid and well-groomed in the finishing touches

Water flows through the media

Used in trickle or shower filters

Aquael Quartz Gravel 0.4-1.2mm 2kg Showinfo a=amount to raise alkalinity inAQUAEL offers a broad range of natural aquarium substrates. This line of products includes: BASALT SAND 0,1 0,5 mm is recommended for aquariums inhabited by timid, bottom dwelling fish that prefer dark substrates (the fine sand does not damage their skin); BASALT GRAVEL 2 4 mm is ideal for aquariums inhabited by timid fish that prefer dark substrates; QUARTZ SAND 0,1 0,3 mm is recommended for aquariums inhabited by bottom dwelling fish (the fine sand