National Filter Media Drum Filter Drainage Grids are the result of computer aided design and offer superior flow performance in almost every drum filter application. NFM Drum Filter Drainage Grids are the premier product available for replacement of any O.E.M. drainage grid.

NFM Drum Filter Drainage Grids are available to interchange with existing grids for almost every filter manufactured. Whether you have an Eimco, Dorr-Oliver, Peterson, Ametek, Komline Sanderson, Westech, Denver or any other drum filter, NFM Drainage Grids are available for your filter.

Superior Filter Media Support

• Advanced flow
• Open grid pattern
• Low friction

Extended Grid Life

• High pressure injection molded
• Maximum grid density
• Optimal impact resistance and temperature range

Excellent Fit

• Direct installation under division strips
• Notching for flush fit
• The NFM Grid Interlock System insures a seamless installation for full support in wire-wound applications.

NFM Grids Shipped From Stock

• Standard grids - 24" x 24"
• Custom sizing
• Grid notching
• Thickness range - 1/2" to 1-1/2". All other thichnesses are made to order.

NFM offers the full line of grids and grid preparation services available to all drum filter users. Grids are in stock and can be cut to size, notched for flush installation or manufactured with full bar edges for maximum support under the division strips for shipment within 48 hours of your order. Full un-cut grids in standard thicknesses are shipped the same day as you place your order with NFM.