List Price: $.00

Online Price: $

Part#: 4025-009-01

Technical Information

Flow Rates/Grease Capacities: 
50 GPM (3.2 L/s) / 439.5 lbs. (199 kg)
Solids Capacity:  13 gal. (49 L)
Liquid Capacity:  65 gal. (246 L)
Weight:  148 lbs. (67 kg)
Installed:  Indoor/Outdoor
GB-50 Great Basin grease interceptor


50 GPM 
Great Basin™ Indoor/Outdoor High Capacity Grease Interceptor

  • Best-in-class certified grease capacity
  • 20% kitchen solids waste capacity
  • No flow control required, first in the industry certified to Type D of the ASME standard
  • Safety Star® access restrictor prevents accidental entry
  • Rugged polyethylene tank
  • Fits through 36" doorways
  • Cast iron covers for outdoor installations, H-20 rated
  • Composite covers for indoor installations, traffic load rated
  • Uses FCR2 field cut riser system for below-grade installations
  • Uses CA2 adapter for below-grade installations using 24" corrugated pipe risers

Pumpout Port Compatibility
Use pumpout port PP2 for legacy GB-50 models (pre April 2019) with serial number "2019 - 4895" or below. Use pumpout port PP3 for legacy GB-50 models (from April 2019 to April 2020) and new GB-50 models (after April 2020).

Customize this product:


Accessories Sold Separately:

Anchor Kit
List: $696.00
Online: $
Pumpout Port Kit
List: $236.00
Online: $
Risers to Grade
List: $
Online: $
Cover Adapter Tie-Down Kit
(above grade installations only)
List: $48.00
Online: $
Membrane Clamping Collar Kit
(for recessed and suspended installations)
List: $954.00
Online: $


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This product can expose you to chemicals such as Lead, Carbon Black, N-Hexane, Methyl Isobutyl Ketone, Nickel, Bisphenol A, Naphthalene, Talc, Vinyl Chloride, Formaldehyde (gas) and Titanium Dioxide, which are known to the state of California to cause cancer and birth defects or other reproductive harm. For more information go to

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