How To Prevent Grease Traps From Clogging

September 13, 2023

Grease,Traps,Box,In,The,House,,Fats,Oils,And,Grease.conceptGrease traps are essential components of commercial kitchens and food establishments, designed to capture and collect fats, oils, and grease (FOG) that accumulate during cooking processes. However, without proper maintenance and preventive measures, grease traps can quickly become clogged, leading to costly plumbing issues and potential health code violations. In this blog post, we will discuss effective strategies to prevent grease traps from clogging, ensuring the smooth operation of your kitchen.

Understanding Grease Trap Functionality:

Before diving into preventive measures, it’s crucial to have a basic understanding of how grease traps work. Grease traps are designed with two compartments – the first one collects incoming wastewater, allowing FOG to separate and rise to the top. The second compartment holds the clarified wastewater, which is then discharged into the plumbing system. Over time, the accumulated FOG solidifies and can lead to clogged pipes and reduced trap efficiency.

Implement Proper Cleaning Schedule:

Regular and thorough cleaning is vital to prevent grease traps from clogging. Develop a cleaning schedule that aligns with your kitchen’s needs, taking into consideration the amount of grease generated. Typically, grease traps should be cleaned at least once every three months, but high-volume kitchens may require more frequenent cleanings. Engage professional cleaning services or train your staff to ensure a proper and thorough cleaning process is followed.

Scrape Dishes Before Washing:

The primary source of FOG in the wastewater comes from dirty dishes. Encourage your kitchen staff to scrape off excess food debris into designated bins before washing dishes. This practice significantly reduces the amount of FOG entering the grease trap, helping to prevent clogs and prolonging its effectiveness. Implementing this simple step can go a long way in maintaining the efficiency of your grease trap.

Install Grease Interceptors:

In addition to grease traps, consider installing grease interceptors in your kitchen’s plumbing system. These mechanical devices intercept and separate FOG before it enters the grease trap, effectively reducing the load and prolonging the time between cleanings. Grease interceptors are particularly useful for high-volume kitchens or establishments with a significant amount of FOG generated during cooking processes.

Educate Staff on Proper Disposal:

Proper FOG disposal is critical for preventing grease traps from clogging. Train your kitchen staff on the importance of disposing of FOG in designated containers and not down the drain. Provide clear instructions on how to dispose of FOG and educate your team on the environmental and financial consequences of improper disposal. With a well-informed staff, you can significantly reduce the amount of FOG that enters the grease trap, mitigating the risk of clogs.

Regularly Inspect Grease Traps:

Routine inspections of grease traps are essential to identify potential issues before they escalate into costly problems. Schedule periodic inspections to check for signs of excessive grease accumulation, leaks, or other maintenance concerns. By addressing any potential issues early on, you can prevent clogs and improve the overall efficiency of your grease trap.

Use Bacterial Enzyme Products:

Bacterial enzyme products are specifically designed to break down FOG and prevent grease trap clogs. These products contain natural bacteria and enzymes that digest organic waste, including FOG. Regularly adding bacterial enzyme products to your grease trap helps to maintain a healthy bacterial balance, ensuring efficient breakdown and preventing clogs. Consult with a professional or reputable supplier to choose the right bacterial enzyme product for your specific needs.


Preventing grease traps from clogging is crucial for the smooth operation of commercial kitchens and food establishments. By implementing proper cleaning schedules, scraping dishes before washing, installing grease interceptors, educating staff on proper disposal, regularly inspecting grease traps, and using bacterial enzyme products, you can significantly reduce the risk of clogs and ensure the longevity and effectiveness of your grease trap system. Remember, proactive preventive measures are always more cost-effective and efficient than dealing with costly repairs and downtime caused by clogged grease traps. Contact us today to learn more about what we can do for you!

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