Daldorado DalMAX Sump & Grate, 24 in X 24 in X 30 in
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Daldorado DalMAX Sump & Grate, 24 in X 24 in X 30 in

Item Number: NND243050

Introducing the Daldorado DalMax™ series of Sump and Grate for new construction unblockable large area main drains. The DalMax™ series is certified to APSP-16-2011 Standards by IAPMO, and NSF certified for material composition.

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.

DalMax™ main drain sumps for commercial pools are constructed of fiberglass with grates made from the highest quality PVC that meet or exceed IBC standards. With a large open area of 62% and the highest flow rate in the industry, DalMax™ is the clear choice for every new commercial pool construction.


  • Open area ~ 62%
  • Floor or wall installation
  • Can be customized to different piping schematics
  • Connections can be threaded, flanged or couplings
  • Specify outlet location
  • FRP 3" water stop, 5" from edge of sump continuous around perimeter
  • Recommended to use a 2" non-separation rope around the sump perimeter
  • Shipped with removable internal strength support, which remains throughout construction
  • Grates have a 25 Year Service Life under VGB
  • 10 Year Warranty


  • Dimensions: 24" × 24" × 30"
  • Floor GPM: 1734
  • Wall GPM: N/A
  • Open Area: 62%

Daldorado item number: DALMAX-SG-242430

This item ships by Truck. Additional charges will apply if the following services are required:
  • Shipment to a residential or military base address (charge varies, approximately $40 to $100)
  • Shipment requiring inside delivery or a lift gate (charge varies, approximately $75 to $125)
  • Expedited Service
Please specify during the checkout process in the Comment/Note section if you will need any additional services (such as those listed above) upon delivery. You will be contacted for approval prior to processing your order if any additional charges apply.
  • Contact us for pricing

  • Availability: Contact us for availability information

This item is eligible for return.

All standard size stock items that are unused and in “resellable” condition may be returned or exchanged within 90 days of the date of the invoice in their original packaging and are subject to a 25% restocking fee. If Daldorado must repackage any items, a repackaging fee may apply. If any returned item is not in a resellable condition, no credit will be given and will either be discarded or returned to the customer at the customer’s expense.

Contact us to obtain a Return Authorization.