🚰 Monomedia GAC (0.25mm - 0.35mm Direct Retention Slots, Zero Media Passage)

Deep-Bed Monomedia GAC Filter Underdrain Calculator

Size direct-retention slotted underdrains (Johnson Screens 316L stainless wedge-wire / AWI Triton) for 6-foot to 10-foot deep-bed monomedia granular activated carbon (GAC) contactor basins: calculate slot opening dimensions (0.25mm to 0.35mm / 0.010" to 0.014") guaranteeing 100% GAC media retention without gravel layers, and water plant yields.

1. Project & Operating Inputs

GAC Filter Bed Depth (Feet e.g. 8.0 Foot Deep-Bed Carbon Contactor)

Basin Floor Area (Sq Feet e.g. 400 Sq Ft Contactor Cell)

Customer Bid Price for Supplied 316L Wedge-Wire Underdrain ($)

Johnson Screens 316SS Slotted Underdrain Panels, False Floor Supports ($)

2. Financial Breakdown & Yield

WEDGE-WIRE GAC RETENTION

Turnkey Stainless Wedge-Wire Underdrain Profit

Advanced Carbon Filtration Machinery Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Direct Cost