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.
18" x 36" Shown
18" x 18" sold ONLY in multiples
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.
18" x 36" FI-SG-1836
18" x 36" Fiberglass-Sump/Grate—Flat
Floor
GPM
2080
Wall
GPM
1496
Open
Area
343.44 sq in
CAD
PDF
SUBMITTAL
CERTIFICATE
18" x 36" x 15" FI-SG-1836-15
18" x 36" x 15" Fiberglass-Sump/Grate—Flat
Floor
GPM
2080
Wall
GPM
1496
Open
Area
343.44 sq in
CAD
PDF
SUBMITTAL
CERTIFICATE
18" x 36" x 28" FI-SG-1836-28
18" x 36" Fiberglass-Sump/Grate—Flat
Floor
GPM
2080
Wall
GPM
1496
Open
Area
343.44 sq in
CAD
PDF
SUBMITTAL
CERTIFICATE
18" x 54" FI-SG-1854
18" x 54" Fiberglass-Sump/Grate—Flat
Floor
GPM
3120
Wall
GPM
2244
Open
Area
515.16 sq in
CAD
PDF
SUBMITTAL
CERTIFICATE
Pending
18" x 54" FI-SG-1854-28
18" x 54" Fiberglass-Sump/Grate—Flat
Floor
GPM
3120
Wall
GPM
2244
Open
Area
515.16 sq in
CAD
PDF
SUBMITTAL
CERTIFICATE
Pending
18" x 72" FI-SG-1872-28
18" x 72" x 28" Fiberglass-Sump/Grate—Flat
Floor
GPM
4160
Wall
GPM
2992
Open
Area
686.88 sq in
CAD
PDF
SUBMITTAL
CERTIFICATE
Pending
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
For best viewing results, please right
click and save CAD files to your hard drive. Certificate and Installation Instruc-tions required Adobe Acrobat to view. Click here to download Adobe Acrobat.
