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  18 x 36 Inch SuperFlow PVC Frame and Grate (Flat)  

Your Price: $389.76


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Item # MLD-FG-1836-WT

Availability: Limited Availability

Description of 18 x 36 Inch SuperFlow PVC Frame and Grate (Flat)

The SuperFlow VGB-2008 certified main drain grates and covers have a super flow rate and a unique top profile design that provides extreme comfort under foot. These large area main drain frames and grates actually begin at 18 inch x 36 inch and go up in size in 18 inch increments.

The SuperFlow capacity starts at 2080 GPM; that is unmatched by the competition. Install end-to-end to accommodate higher flow rates. No additional support required. For single unblockable drains or multiple drain use.


  • Wall or floor installation.
  • ASME-2007 and NSF compliant.
  • UV and strength tested under ASME A112.19.8M.
  • Raised, cross-ridged profile for non-slip (and water penetration if blocked).
  • Ten-year warranty.

    Open Area: 343.44 square inches.
    Flow Rate Wall: 1496.
    Flow Rate Floor: 2080.

    Click Here for Certificate of Compliance and Diagram!