Full Block Water Matrices (Large Pondless Waterfall Blocks) may be mixed brands Size:Full-sized Matrix Block If carbon is washed vigorously

If carbon is washed vigorously dunk the bag in water with no chlorine present

Note that the threads on the bottom of the skimmer are 2" FPT thread

Measures 24"W x 5

protecting external pumps from debris and providing them with water for priming

Full Block Water Matrices (Large Pondless Waterfall Blocks) may be mixed brands Size:Full-sized Matrix Block If carbon is washed vigorouslyWater dispersing blocks are an essential tool for bogs, basins and water storage. The full sized blocks on this listing allow about 30 gallons to be stored in the space of each block. They measure about 27 inches long, 18 inches wide and about 17 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 3263 Large Generic Block 30 Gallons 27"L x