Filbur Pentair/Hayward Diatomaceous Earth [DE] Grid [Partial] [12" x 9-3/4"] [24 SqFt] (FC-9420) tees or damaged air bleed assemblies

or damaged air bleed assemblies helps restore proper venting

Designed for both professional technicians and hands-on spa owners

this replacement helps bring back a more secure jet position and supports a cleaner

and a 3-way valve is often at the center of that control

When these small pieces wear out

Filbur Pentair/Hayward Diatomaceous Earth [DE] Grid [Partial] [12" x 9-3/4"] [24 SqFt] (FC-9420) tees or damaged air bleed assembliesA partial DE grid helps complete the filtration assembly inside a compatible diatomaceous earth filter, and this Filbur FC 9420 grid is designed for Pentair and Hayward applications in a 12 inch by 9 3 4 inch format for 24 square foot systems. When a partial grid becomes torn or worn, the filter can lose the balanced support it should provide across the internal grid set. The Pentair and Hayward compatibility, partial grid format, and 24 square foot