How to Unblock a Drain (And When to Call a Plumber)

Blocked drains are one of the most common plumbing problems in homes and businesses. While some minor blockages can be cleared with simple methods, many drain issues are deeper in the system and require professional equipment to fully resolve.

Drain Unblocking Services

Knowing how to unblock a drain — and when to stop and call a plumber — can save you time, money, and prevent serious damage.

What Causes a Blocked Drain?

Most drain blockages happen gradually over time due to buildup inside the pipes. Common causes include:

  • Grease, fats, and oil buildup
  • Hair and soap residue
  • Food waste stuck in kitchen drains
  • Foreign objects flushed down toilets
  • Tree root intrusion into underground pipes
  • Sludge and debris in sewer lines

Simple Ways to Try Unblocking a Drain

1. Boiling Water

Pouring boiling water slowly into the drain can help dissolve grease and soap buildup.

2. Plunger Method

A plunger can help dislodge small blockages in sinks, toilets, and showers. Ensure a tight seal and use firm, repeated pressure.

3. Baking Soda and Vinegar

A natural cleaning method for light buildup. Let it fizz for 10–15 minutes before flushing with hot water.

Signs You Need a Professional Plumber

Call a plumber immediately if you notice multiple drains blocked at once, water backing up, strong sewer smells, or gurgling sounds in pipes.

Drain Jetting Equipment

Professional Methods

  • High Pressure Drain Jetting
  • CCTV Drain Inspections
  • Mechanical Rodding
  • Main Line Blockage Recovery
View Drain Jetting Details

Residential & Commercial Blockages

We handle all types of drainage systems including residential homes, apartment complexes, restaurants, office buildings, and industrial properties.

  • Pretoria East, North, and West
  • Centurion and surrounding suburbs
  • Body Corporates and Complex Maintenance

Need Professional Help?

If your drain keeps blocking or won't clear, it's time for professional intervention. We provide 24/7 emergency support across Pretoria.

  • Blocked drain cleaning
  • High pressure jetting
  • CCTV drain inspections
  • Emergency plumbing support
Drainage Service Unit

Blocked Drain Emergency?

064 920 5257

24/7 Emergency Service Available in Pretoria