
Sizing in Minutes
Sizing grease interceptors is important, but it's just one component of your overall project. Put away the spreadsheets. Plug in your details and let Grease Monkey do the work for you...all for free.
Flow Rate
Liquid Capacity
Grease Capacity

Size Accurately
Too big and you're overpaying. Too small and it's overflowing. Grease Monkey sizes interceptors using the Grease Production Sizing Method (GPSM), so you know you're getting the right solution.
Learn About GPSMSize Locally
Save time researching and drafting one-off spreadsheets to accommodate another sizing method. Grease Monkey has numerous local requirement calculations programmed in right out of the box.
Need help?
With Grease Monkey's PreApproval service, every project can be reviewed by a Sizing Expert and discussed with the jurisdiction--all for FREE! Get a clearer path to approval without the phone tag.Plans ready
Produces PDF plan-ready sizing calculations, perfectly sized for placement on your construction documents.Ready to get started?
Grease Monkey is totally free--no trials, no project limits. Sign up for an account now and start sizing your projects in a whole new way.
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