Val-Pak V60-105 Hayward DE Manifold Replacement`When a DE filter loses pressure, blows DE back into the pool, or fails to distribute flow evenly across the grids, the problem often points to a cracked or warped top manifold. The Val Pak V60 105 DE Manifold is a high quality replacement designed to restore proper water distribution in compatible Hayward DE pool filters, bringing filtration performance back to normal without replacing the entire filter. The manifold plays a critical role inside a DE