Half Block Water Matrices (Small Pondless Waterfall Blocks) may be mixed brands ShinMaywa Spider Gasket

Spider Gasket

Built-in variable flow control

Barley Straw Extract

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75"D x 6"H WSCV-S Verona 7"W x 4

Half Block Water Matrices (Small Pondless Waterfall Blocks) may be mixed brands ShinMaywa Spider GasketWater dispersing blocks are an essential tool for bogs, basins and water storage. These half sized (small) blocks allow about 17 gallons to be stored in the space of each block. They measure 28 inches long, 15. 5 inches wide and about 9. 5 inches tall. Modular design means that there is no limit to your water storage basin Far less work to excavate and move than rocks SKU Size Water Capacity Dimensions 3262 Small Generic Block 17 Gallons 28"L x 15.