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This page is intended to organize articles (posts) into subject areas in order to make it easier to find content you may be interested in.

Frequently Asked Questions (FAQ)
Do grease interceptors have to be vented?
What is the correct slope for grease waste lines?
Is a grease interceptor considered a trap?
Do multiple grease interceptors in series or parallel have to be certified as an assembly?


Nuts and Bolts
Accuracy should trump easy-peasy
The Baffling Requirement for Baffles
Trapping and Venting for Grease Interceptors
Grease Production Sizing
Grease interceptors are not called traps anymore
Series versus Parallel Installations
Are Automatic Grease Removal Devices the Answer?
What's Wrong with Semi-Automatic Draw-Off?
Is Bernoulli's Principle Behind Grease Interceptor Performance?
The real difference between Gravity and Hydromechanical grease interceptors
Head to Head Comparison; Hydromechanical vs. Gravity Interceptor
How do Gravity Grease Interceptors Work and How Efficient are they?

Pretreatment Policy
Clean Water - something to be thankful for
The Baffling Requirement for Baffles
Is there FOG in Food Waste?
Where did the 30 minute retention time come from?
Schier's Owner's Manual - fostering partnerships for the environment
Grease Production Sizing
Plumbing Codes and Pretreatment Ordinances 
The 25% Rule; where did it come from?
Mandated Design Requirements for Grease Interceptors; Why its a Bad Idea
Why Effluent Concentration Limits for Grease Interceptors is not Appropriate
Kitchen fixtures and grease interceptors; does it matter?
Grease Interceptors - materials of construction, does it matter?

Plumbing Codes and Standards
Accuracy should trump easy-peasy 
Where did the 30 minute retention time come from?
Trapping and Venting for Grease Interceptors
The Inherent Problems with CSA B481.2
The 2015 IPC Committee Action Hearings - food waste disposer proposed changes
The Inherent Problems with CSA B481.2
2015 IPC Expands Approved Grease Interceptors
Plumbing Codes and Pretreatment Ordinances
Understanding Rated Grease Capacity versus Maximum Grease Capacity
The Grease Interceptor Revolution
The Standards that govern Grease Interceptors (all types) in North America
Grease Interceptors; whats wrong with the plumbing code?
Grease Interceptors; 2009 UPC vs 2006 UPC
Grease Interceptors - Hydromechanical; what is that?

News Stories, Events and Videos:
Is there FOG in Food Waste?
A Big Dirty Secret in Facilitator Magazine
Steel grease interceptor's costly but last tearout and replacement
High Capacity Hybrid HGI Replacement of 1000 gallon GGI
YouTube Video - Grease Production Sizing Method
A FOG Inspector Get's the Spotlight
Article published in WA-APWA Magazine Fall 2012 Issue

Misc:
Clean Water - something to be thankful for
LEED points for Grease Interceptors?

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