In both homes and businesses, efficient wastewater management is essential to protect plumbing systems and support a cleaner environment. One key component that is often overlooked is the grease trap — a simple yet essential plumbing solution designed to prevent fats, oils, and grease (FOG) from entering and clogging your drainage system.
Whether for a residential kitchen, restaurant, hotel, or food outlet, a grease trap helps maintain smooth water flow, reduces costly maintenance, and supports compliance with wastewater management standards.
What is a Grease Trap?
A grease trap is a plumbing device installed between the kitchen sink and the wastewater line. Its purpose is to capture and separate fats, oils, and grease from wastewater before it enters the main drainage system.
When wastewater flows into the grease trap:
- lighter FOG waste rises to the top
- food particles and solids settle at the bottom
- cleaner water exits through the outlet into the sewer line
Without a grease trap, grease accumulation can quickly lead to blocked pipes, foul odours, drainage issues, and expensive repairs in both residential and commercial plumbing systems.
For businesses such as restaurants, hotels, and food courts, installing the right grease trap is essential to ensure proper kitchen wastewater management.
How to Use and Maintain a Grease Trap
Proper grease trap maintenance is key to ensuring long-term performance and efficient drainage.
To keep your system functioning effectively, follow these best practices:
- Regular cleaning: Clean the trap periodically to remove accumulated grease and solid waste. This may range from once a month for residential kitchens to once a week for busy commercial kitchens.
- Avoid pouring oil directly down the drain: Even with a grease trap installed, large quantities of cooking oil should always be disposed of separately.
- Inspect for blockages: Check that the inlet and outlet pipes remain clear to maintain smooth wastewater flow.
A well-maintained grease trap helps improve drainage efficiency, prevent unpleasant smells, and reduce pollution caused by FOG waste.
How to Choose the Right Grease Trap Capacity
Choosing the right grease trap capacity depends on the volume of wastewater produced and the level of kitchen activity.
At Resiglas, we offer a range of grease trap sizes suited to different needs:
- 140L grease trap Ideal for small households, residential kitchens, and light-use food outlets
- 200L and 500L Recommended for medium-sized restaurants, cafeterias, and commercial kitchens with moderate to high daily usage
- 1000L grease trap Best suited for large hotels, food courts, industrial kitchens, and multiple sink points with heavy wastewater flow
Selecting a grease trap that is too small can lead to frequent cleaning and overflow issues, while an oversized unit may result in unnecessary costs.
Our durable, easy-to-clean Resiglas grease traps are designed using high-quality materials to ensure reliable performance and long-lasting use.
Why a Grease Trap Is a Smart Investment
A grease trap is a smart investment that helps:
- protect your plumbing system
- reduce maintenance and repair costs
- improve wastewater flow
- support cleaner water management
- meet environmental and hygiene standards
Whether for home use or professional kitchens, choosing the right capacity and maintaining it regularly ensures long-term efficiency and peace of mind.
Find the Right Grease Trap for Your Needs
Protect your drainage system with a reliable Resiglas grease trap solution.
Browse our range of durable models for residential and commercial use, and let our team help you choose the ideal capacity for your space.