Description
Air Bear 20x25x5 (4 7 8) Air Filter Replacement MERV 14 Plus Carbon 1 Pack food & water storage Permanent Drainage Option – Can Permanent Drainage Option – Can be plumbed directly for continuous New and improved wetting agent and hydrophilic technology greatly enhances the water characteristics of Grodan Gro Blocks Improved giving even better water distribution over the height of the block