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GH (General Hardness) is an essential indicator of water quality
Size: Micro-coated pellets
While the mechanical filtration of the sponge pads catch large particles and algae clumps the Supra biological media allows the growth of beneficial bacteria
and beneficial amino acids
The Flow Control Valve allows you to adjust the flow of water to pond filtration systems
NT Labs Gleam Water Feature Cleaning Tablets autoaqua GH (General Hardness) is anNt Labs Gleam Water Feature Cleaning Tablets, remove unsightly stains, dirt, grime, limescale and other marks from water features to help make your water feature sparkle like new. Note: DO NOT use this product with any fish or livestock animals