Daldorado custom large area main drain grates are IAPMO and NSF certified APSP-16 2017. Whether you need a 24”x124” size or 72”x72” size with custom rounded corners, Daldorado will construct your drain grate to fit any commercial swimming pool project. For aquatic designers here’s your chance to get creative, the possibilities are endless!*
Daldorado is the ONLY American company to design & engineer its APSP-16-2011 Main Drain grates, whether new or VGB replacement, to give a 25 year service life.
Certified for APSP-16 (VGB) use for new and replacement
Virtually any size or shape can be constructed from design specifications.
Open area ~ 37.5%
Frame and grate made of PVC materials complies with NSF/ANSI 50. Georgia Gulf 7140 White. Westlake Corp.
Floor or wall installation
Available in white, bone and gray
Stainless Steel screws and instructions included.
25 Year Service Life under VGB
*Some restrictions may apply. Please contact us for more information.
FLOW RATES FOR LARGE AREA FLAT GRATES APSP-16 CERTIFIED FLOW RATES IN BOLD
FLOOR – 825 GPM WALL – 825 GPM
24X24 – 576 sq. in. x .375 = 216.0 sq. in. open area
@ 0.5 mps = 1,104 GPM
@ 1.5 fps = 1,010 GPM
@ 1.0 fps = 673 GPM
@ 0.5 fps = 336 GPM
FLOOR – 2954 GPM* WALL – 2954 GPM*
24x36 – 864 sq. in. x .375 = 324.0 sq. in. open area
@ 0.5 mps = 1,655 GPM
@ 1.5 fps = 1,515 GPM
@ 1.0 fps = 1,010 GPM
@ 0.5 fps = 505 GPM
FLOOR – 5132 GPM* WALL – 5132 GPM*
24X48 – 1152 sq. in. x .375 = 432.0 sq. in. open area
@ 0.5 mps = 2,208 GPM
@ 1.5 fps = 2,020 GPM
@ 1.0 fps = 1,346 GPM
@ 0.5 fps = 673 GPM
*Calculated Using “Q” Formula Per the APSP-16 Standard Examples of Custom Sizes, Available in 1” Increments in Width With No More Than 24” unsupported
Pool images shown may or may not be an actual representation of a product provided by Daldorado.
For product samples or project examples please contact a Daldorado Sales Representative at 1.888.509.8128