Large Area
Sump & Grate
Lawson Aquatics offers standard-size fiberglass main drain sumps with unblockable PVC grating for areas 18" x 36" and larger. Each
18" x 18" grate offers a 54% open area with the highest flow rate of 1040 GPM (SuperFlow™). Dual plumbing connection are configured and customized to your piping schematics. Connections can either be threaded, flanged or couplings. Strong fastening system for safety. Grating available in black or white. |
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18" x 36" Shown
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18" x 18" sold ONLY in multiples
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For best viewing results, please right
click and save CAD files to your hard drive. Certificate and Installation Instruc-tions require Adobe Acrobat Reader to view. |
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Floor
GPM |
2080 |
Wall
GPM |
1496 |
Open
Area |
343.44 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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Floor
GPM |
2080 |
Wall
GPM |
1496 |
Open
Area |
343.44 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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Floor
GPM |
2401 |
Wall
GPM |
NA |
Open
Area |
343.44 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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Floor
GPM |
2080 |
Wall
GPM |
1496 |
Open
Area |
343.44 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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Floor
GPM |
2401 |
Wall
GPM |
NA |
Open
Area |
343.44 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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Floor
GPM |
4269 |
Wall
GPM |
NA |
Open
Area |
514.66 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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Floor
GPM |
4269 |
Wall
GPM |
NA |
Open
Area |
514.66 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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Floor
GPM |
4269 |
Wall
GPM |
NA |
Open
Area |
514.66 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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Floor
GPM |
4269 |
Wall
GPM |
NA |
Open
Area |
514.66 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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Floor
GPM |
4518 |
Wall
GPM |
NA |
Open
Area |
686.88 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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Floor
GPM |
4518 |
Wall
GPM |
NA |
Open
Area |
686.88 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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Frame & Grate
Large area SuperFlow™ main drain grates begin at 18" x 36" and larger in 18" increments. SuperFlow™ capacity starting at 2080 GPM that is unmatched by the competition. Install end-to-end to accommodate higher flow rates — no additional support required. Custom framing available to fit any length.
Features include:
- ASME-2007 & NSF Compliant (Available ONLY in multiples of 18" x 18" for larger drains)
- UV and strength tested under ASME A112.19.8M
- A raised, cross-ridged profile for non-slip — and water penetration if blocked
- For multiple drain use
- Wall or floor installation
- Ten-year warranty
- Available in both black and white
- SOLD ONLY IN MULTIPLES
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For best viewing results, please right
click and save CAD files to your hard drive. Certificate and Installation Instruc-tions require Adobe Acrobat Reader to view. |
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18" x 36" MLD-FG-1836 |
Floor
GPM |
2080 |
Wall
GPM |
1496 |
Open
Area |
343.44 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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18" x 36" MLD-FG-1836F2 |
Floor
GPM |
2401 |
Wall
GPM |
NA |
Open
Area |
343.44 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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18" x 54" MLD-FG-1854 |
Floor
GPM |
4269 |
Wall
GPM |
NA |
Open
Area |
514.66 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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18" x 72" MLD-FG-1872 |
Floor
GPM |
4518 |
Wall
GPM |
NA |
Open
Area |
686.88 sq in |
| CAD |
PDF |
SUBMITTAL |
CERTIFICATE |
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