Grease Trap Installation & Cleaning

542 Plumbing Services installs, cleans, and maintains grease traps for restaurants, cafés, and commercial kitchens across Greater Gauteng. Grease traps are essential for preventing fats, oils, and grease (FOG) from entering drainage systems, where they cause blockages, odors, and costly repairs.

🛑 Signs Your Grease Trap Is Blocked

• Strong foul odors near sinks or drains

• Slow drainage or water backing up in kitchen sinks

• Visible grease or food waste escaping into drains

• Overflowing grease trap or standing water around it

• Increased pest activity due to food waste buildup

📍 Who Needs Grease Traps

• Restaurants, cafés, and fast‑food outlets

• Hotels, lodges, and catering facilities

• Schools, hospitals, and institutions with large kitchens

• Any commercial kitchen producing high volumes of food waste and cooking oil

🕒 When to Install or Service

• Installation: At the time of kitchen construction or renovation, before opening to the public.

• Cleaning/Maintenance: Every 1–3 months depending on kitchen size and grease volume. Heavy‑use kitchens may require monthly servicing.

• Inspection: If you notice odors, slow drainage, or rising water bills, schedule an immediate check.

Here’s a step‑by‑step guide showing how grease traps should be managed:

1

Install Grease Trap

Setup

Fit grease traps during kitchen construction or renovation.

• Position trap close to sinks and dishwashers

• Ensure easy access for cleaning

• Connect to drainage system with compliant fittings

2

Monitor Daily Use

Watch for early signs of blockage or overflow.

• Check for slow drainage

• Note any foul odors

• Inspect for grease escaping into drains

3

Schedule Regular Cleaning

Recommended

Routine cleaning prevents buildup and costly repairs.

• Clean every 1–3 months depending on usage

• Remove accumulated fats, oils, and grease

• Dispose of waste according to local regulations

4

Inspect for Compliance

Ensure grease traps meet health and environmental standards.

• Verify trap size matches kitchen output

• Check seals and fittings for leaks

• Obtain compliance certificates if required

📜 Compliance & Regulations

According to the National Building Regulations (Act 103 of 1977) and SANS 10400 (Water Supply & Drainage for Buildings), grease traps are a legal requirement for all commercial kitchens and food‑service establishments in South Africa. Municipal bylaws across Gauteng also enforce grease trap installation to prevent fats, oils, and grease (FOG) from entering public sewers.

• Where required: Restaurants, cafés, hotels, schools, hospitals, and any facility preparing food at scale.

• Why required: To protect municipal drainage systems, prevent blockages, reduce odors, and comply with health codes.

• Maintenance rule: Grease traps must be cleaned when FOG and solids reach 25% of capacity, with servicing records kept for inspection.

To learn more of how we deal with blocked drains please visit Blocked drain service page