Techniques to Extend the Life of Your Grease Traps

Grease trap letter

Managing a commercial kitchen puts you on the frontline of a battle against fats, oils, and greases (FOG). 

These substances are the nemesis of plumbing systems everywhere. It is where grease traps play an essential role. 

But it’s not just about having one installed; the life and performance of your grease trap largely depend on its maintenance. 

Here’s how you can extend the life of your grease trap and, by doing so, safeguard your restaurant’s operations and protect the environment.

How to Extend the Life of Your Grease Traps?

1. Start with the Right Size

The foundation for an efficient grease trap begins with the right size for your needs. An undersized unit can lead to faster build-ups and overflows. 

At the same time, a larger than necessary grease trap may not only be more costly but also less effective in trapping FOG because of inefficient retention time. 

According to the ‘Uniform Plumbing Code’ (UPC), proper sizing is critical for functionality. 

2. Regular Cleaning is Essential

The frequency of cleaning depends on the usage of your kitchen and the capacity of your grease trap. 

The EPA suggests that once a trap is a quarter full, it loses efficiency. 

For most commercial kitchens, this translates to at least every one to three months, as the Environmental Protection Agency noted. 

There are professional cleaning services that can do this efficiently with minimal downtime for your kitchen operations.

3. Proper Disposal of Waste

Staff training on proper disposal of waste goes a long way. Just because there is a grease trap doesn’t mean staff should pour oils down the sink. 

Inform your crew about the importance of scraping plates and cookware before washing them. 

It reduces the FOG entering the system, extending the interval between cleanings. 

4. Use Strainers

Strainers in sinks and floor drains catch solids that could clog the grease trap. 

As a result, they can significantly extend the period between cleanings. 

Make sure that employees regularly empty these filters to ensure they remain effective. 

5. Biological Additives

Using biological additives is a practice endorsed by many in the industry. 

These additives, like bacteria or enzymes, break down the FOG within your grease trap, making it cleaner and less odorous. 

However, they should be used wisely and as a supplement to mechanical cleaning rather than a replacement. 

Various products in the market are certified by organizations such as NSF International.

6. Regular Inspection and Maintenance

Inspecting and super dirty

A regular professional inspection can identify any potential issues before they evolve into expensive problems. 

Maintenance tasks, including jetting lines, checking baffles, and replacing worn-out parts, are indispensable for the health of your trap. 

Inspections should be part of the cleaning process as well. 

7. Use Water Efficiently

Reducing the amount of water that goes into the trap can reduce the rate at which FOG accumulates. 

Install low-flow faucets and consider other water-saving technologies. 

Doing so ensures that the water entering the trap is not causing turbulence, which can emulsify the FOG and make it harder for the trap to work effectively. 

8. Avoid the Use of Hot Water

While it might be tempting to rinse pots and pans with hot water, this can liquefy fats, allowing them to flow into the grease trap and accumulate. 

Once they cool down, these fats solidify and cause blockages. 

Oils and grease should be wiped and discarded in a solid waste container. 

9. Keep Records

Maintain a log of when the trap is cleaned, inspected, and maintained. 

Record keeping helps manage maintenance schedules and is typically required by local regulations. 

10. Plan for Replacements

Even with excellent maintenance, a grease trap has a finite lifespan. 

Consider planning for its replacement before it becomes an emergency. 

Manufacturers often provide lifespan estimates, and financial planning can circumvent the impact of an unexpected outlay. 

Benefits of Well-Maintained Grease Traps

Maintaining grease traps is crucial to managing a commercial kitchen, yet its importance often needs to be recognized until issues arise. 

Here’s a comprehensive list of benefits of well-maintained grease traps:

1. Protects Plumbing Systems

The primary role of a grease trap is to intercept FOG before it enters and clogs the sewage system. 

These devices prevent blockages that can lead to costly repairs and disruptions. 

The Environmental Protection Agency (EPA) outlines how grease is a leading cause of sewer overflows, highlighting the importance of grease trap maintenance EPA Guidelines. 

A well-maintained trap ensures your plumbing remains free-flowing, avoiding the hassle and expense of untimely backups or repairs.

2. Ensures Compliance with Regulations

Local and federal regulations mandate the proper disposal of waste, including FOG. 

Failure to comply can result in fines, operational shutdowns, or legal action. 

For example, the Clean Water Act, as described by the U.S. Environmental Protection Agency, imposes strict business wastewater management guidelines. 

A well-maintained grease trap demonstrates a commitment to environmental stewardship and regulatory compliance, safeguarding against potential penalties.

3. Prevents Environmental Pollution

Grease traps play a significant role in protecting water quality. 

FOG that enters the sewage system can eventually reach natural water bodies, causing pollution that harms aquatic life and compromises water quality. 

The importance of protecting water resources is emphasized in numerous studies and reports by conservation organizations like the Water Environment Federation, which advocate for responsible commercial practices, including grease management.

4. Improves Kitchen Hygiene and Safety

Excess FOG can create unsanitary conditions in kitchen areas. 

Overflows and backups result in foul odors and potentially hazardous floors, posing health and safety risks to staff and patrons. 

Moreover, a well-maintained grease trap minimizes the risk of pest infestations, which are often attracted to FOG buildup. 

The Centers for Disease Control and Prevention offers guidelines on maintaining sanitary conditions in food service establishments, underscoring the importance of grease management in overall kitchen hygiene.

5. Enhances Operational Efficiency

plumbing maintenance

Grease buildup can restrict water flow, leading to slow drainage that impacts kitchen operations. 

Staff may have to wait longer for sinks to drain or deal with water backups, reducing overall operational efficiency. 

Regular cleaning and maintenance of grease traps ensure that water flows freely, enabling staff to work more efficiently and effectively.

6. Prolongs Equipment Lifespan

The accumulation of FOG in plumbing systems can corrode pipes and damage equipment over time. 

Regular maintenance of grease traps prevents these substances from reaching pipes, extending the lifespan of both the traps themselves and the associated plumbing infrastructure. 

This aspect of preventive maintenance is often overlooked but can result in significant long-term savings. 

7. Supports Waste-to-Energy Initiatives

A well-maintained grease trap efficiently captures FOG and facilitates the possibility of recycling this waste into biofuel. 

The conversion of FOG into biodiesel is an emerging eco-friendly practice contributing to energy recovery and sustainability efforts. 

Organizations focused on renewable energy, such as the National Renewable Energy Laboratory, highlight the potential of waste grease as an alternative energy source, underscoring the importance of effective grease management.

8. Enhances Reputation

Maintaining grease traps contributes to a positive business reputation by ensuring operational efficiency, environmental compliance, and high hygiene standards. 

Customers today are increasingly aware of environmental issues and support businesses adopting sustainable practices. 

Committing to responsible waste management can enhance your establishment’s reputation, attracting more patrons who value environmental stewardship.

9. Reduces Long-term Costs

Although routine maintenance incurs costs, the financial benefits of avoiding plumbing issues, regulatory fines, and environmental cleanup far outweigh these expenses. 

Proactive rather than reactive maintenance also allows for better budgeting and financial planning, preventing unexpected costs that can impact profitability. 

Long-term, the investment in regular grease trap maintenance is economically prudent, reducing potential costs associated with neglect.

10. Fosters a Culture of Responsibility

Implementing a rigorous maintenance schedule for grease traps encourages a broader culture of responsibility among staff. 

When employees understand the importance of grease management and participate in related practices, it fosters a workplace culture focused on sustainability and efficiency. 

This positive culture can improve employee morale and reduce turnover, contributing to a more productive and engaged workforce.


Taking these steps can go a long way in extending the life of your grease traps. 

Maximizing the efficiency and lifespan of your grease traps is crucial for any commercial kitchen’s smooth operation. 

At MicrobiaLogic, we understand the importance of sustainable and effective grease management solutions. 

Our all-natural bacterial products are specifically designed to support outdoor recreational sites and are equally effective in enhancing the performance of grease traps in commercial kitchens. 

Whether you’re looking to combat odors, digest solids, or simply maintain a cleaner, more efficient grease trap system, our RTB Series products are tailored to meet your needs. 

Don’t let grease trap maintenance be a bottleneck in your operations. 

Check out our products and contact us today to see how we can assist in extending the life of your grease traps, ensuring they operate at peak performance for longer.

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