Unicel 30" Filter Grid for Astral/Pac Fab/American/Hayward | PG-1905 Discontinued ) directly from the spa

) directly from the spa side

discoloration or vent valve seepage

Spa waterline cleaning

IntelliChlor cell O-rings & seals

low-mounted

Unicel 30" Filter Grid for Astral/Pac Fab/American/Hayward | PG-1905 Discontinued ) directly from the spaUnicel PG 1905 DE Filter Grid 48 Sq Ft (Partial Small), 36" Length The Unicel PG 1905 is a replacement diatomaceous earth (DE) filter grid used in select vertical grid DE filters that use a partial small grid. This grid provides 48 square feet of effective filtration area and is designed to restore proper filtration performance when an existing grid is torn, frayed, or allowing DE powder back into the pool. Key Features Replacement DE filter grid