Consistent Cleaning with In-bed Air Wash Grids

General Filter In-bed Air Wash Grids provide a high quality, low-cost air distribution system that effectively distributes air throughout the entire filter bed during backwash. Standard construction is PVC with optional stainless steel construction. Works well to retrofit an existing water only wash granular media filter.

Air Wash Grid with air distribution nozzles

In-bed Air Wash Grids bring to you:

Air distributors on 8” centers

Even air distribution of air

Increased filter media cleaning

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Features and Benefits

Features:

Simple header-lateral system
Integrates with MULTIWASH® process
Corrosion resistant materials
Media retaining distributors

Benefits:

Minimizes installation cost
New or retrofit applications
Increases effectiveness of backwash
Increases backwash efficiency
Low maintenance
Positive fouling prevention

In-bed air wash grids are used in new construction or to retrofit gravity and pressure filters for air scour capability. The air wash grid is placed at the gravel/media interface. Corrosion resistant materials of construction are used to minimize maintenance.

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