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ADA Aqua Gravel is natural river gravel. Unlike sea gravel, you do not have to worry about hardness increase. There are 4 size variety, S, M, L, and LL. S size can also be used as substrate material like Oiso sand. M-LL size can be mixed together, and used for promoting riverbed aquascape.
The Green Machine was founded by professional UK aquascaper James Findley in 2007. James designed The Green Machine to be a Nature Aquarium haven - an Aladdin's cave of aquascaping.
The Green Machine is run by aquascaping enthusiasts, for aquascaping enthusiasts. Unlike other websites The Green Machine has a real Nature Aquarium store that is full of beautiful Nature Aquarium displays of all sizes, so you can be truly inspired and get some hands on, practical advice from true experts.
We've helped thousands of people learn to aquascape and we're still counting...
