Contact BN Drainage for reliable grease trap services

Expert grease trap cleaning in Bromley

Every premises that has a grease trap or dosing unit installed will need to have it cleaned regularly. Our team are experts when it comes to emptying and maintaining grease traps, so you can rely on them to clean your equipment effectively. We understand that grease traps and dosing units need to be cleaned thoroughly, preventing any excess fat from entering the public drainage system. This can cause you to breach legal regulations. Call 0800 999 1769 and we will look after the grease trap or dosing unit at your commercial food premises.

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Arrange a service

If you need our experts to install or maintain a grease trap at your premises, be sure to get in touch. Our engineers will provide an outstanding service that ticks all the boxes. Give us a call on 0800 999 1769, email us at, or fill out our contact form and we’ll respond swiftly.


Grease trap installation

Grease traps and dosing units exist to prevent fatbergs from building up in sewers because of commercial food premises irresponsibly discarding grease. If you are the owner of a commercial food premises, there is a good chance that you are legally required to have a grease trap installed. Here is what the law states:

  • The British Building Regulations (document H, section 2.21) – Drainage serving kitchens in commercial hot food premises should be fitted with a grease separator complying with BS EN 1825-1:2004 and designed in accordance with BS EN 1825-2:2002 or other effective means of grease removal.

Failing to adhere to these laws could land you a hefty fine. However, if you need a grease trap or dosing unit fitted at your restaurant, do not worry. We have skilful engineers who can carry out the installation and help your business align with all regulations.

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Grease trap repair

If your grease trap or dosing unit is not maintained correctly then it could become damaged. Unless you have it repaired efficiently, you may end up needing a full replacement. Our engineers are capable of carrying out any repair work that is needed to maintain your grease trap or dosing unit. If your equipment is damaged and you do not have it repaired, then it may no longer trap grease effectively. With a damaged grease trap, you may end up accidentally breaching legal regulations and facing avoidable fines or repair costs. Count on BN Drainage to complete any repair work to keep you compliant and your grease trap in full working order.

Grease trap maintenance

We can carry out all necessary maintenance on your grease trap or dosing unit. Our engineers have extensive experience working with these machines, so you can rely on them to complete any maintenance work to a high standard and remove any risk of a blocked grease trap. Our personable team members can provide a service every three months to make sure your grease trap or dosing unit is in a top-notch condition. If we originally installed your grease trap or dosing unit, the first time we return to carry out a service any maintenance will be free of charge. We will change the dosing fluid and batteries if required as part of the quarterly service we offer.

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Grease trap cleaning

We are experts when it comes to cleaning a grease trap. Our engineers can complete a kitchen grease trap cleaning service that will keep your fat trap in a good condition. You can rely on us to keep this important system in top working condition.

Get in touch for a solution

Do you need a grease trap or dosing unit repaired at your commercial food premises? Our specialist engineers can provide a high-quality repair service that restores your machine. Give us a call on 0800 999 1769 or email and we’ll get back to you soon to discuss your requirements.