POREX® Underdrain Plates

Porex Underdrain Plates are available in three standard sizes. Additionally, we offer standard stock materials and fabrication capabilities tomeet the specific requirments of your  system.

Standard Items:

Porex Filtration Underdrain Plate Standard Items Chart


Custom Fabrication: (Utilizing stock material #X-21265) 

Underdrain Stock Material Specifications

Fabrication Capabilities:

  • Cutting:  Lap joints mill slots, beveled edges, round-over edges
  • Welding:  Butt-welds, side-welds
  • Drill Holes:  As specified in customer's drawings