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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
It contains two pH increasing agents for a gentle decrease in acidity
We will always contact you in advance before adding any additional shipping charges
This low back pressure diffuser gives maximum air flow from the air pump
but they have distinct advantages over those units
Atlantic Eco-Blox Water Matrix- LG (27x16x17.5) universal It contains two pH increasingThe Atlantic Water Gardens Eco Blox Water Matrix provides water storage for pondless water features, bog filters, water harvesting and storm water reservoirs. Two or more Eco Blox can be locked together to fill part or all of a basin. Eco Blox hold more water in a smaller volume than gravel filled basins which saves labor, time and money. Featuring a 1 2" x 3 4" hole size, this water matrix block can be used with small gravel. One Eco Blox unit
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