24/7 Emergency0466 442 293
From Leaks to Blockages — We've Got You Coveredshellharbourplumbing@gmail.com
Maintenance

Blocked Toilet Won't Flush? DIY Steps Before You Call a Plumber

Skip the call-out if you can — try these five steps first. And the one tell-tale sign that means you should stop and call us right now.

14 February 2025 5 min read

Most blocked toilets we attend across Warilla, Albion Park and Oak Flats can be cleared by the homeowner with a flange plunger and 10 minutes of patience. Here's the order to try things in — and the one symptom that means you should put the tools down and call.

1. Stop flushing

If the bowl is rising, lift the cistern lid and push the float ball / fill valve down to stop water entering the cistern. This buys you time to think before an overflow.

2. A real flange plunger, not a sink plunger

Toilet plungers have an extended rubber flange that creates a proper seal in the outlet. Sink plungers don't. A flange plunger from Bunnings is the cheapest plumbing insurance you can own.

3. Hot (not boiling) water + dish soap

Half a cup of dish soap and a bucket of hot tap water (NOT boiling — that can crack the porcelain) tipped from waist height into the bowl loosens grease and tissue blockages. Wait 10 minutes, then try the plunger again.

4. Toilet auger / closet snake

For toys, wipes or build-up beyond the trap, a toilet auger reaches further than a plunger and breaks up the blockage mechanically without scratching the porcelain.

5. Stop here if…

  • Multiple drains are slow or gurgling at the same time (it's the main sewer line, not the toilet)
  • Water or sewage is coming up through the shower or gully trap
  • It's a wall-hung toilet — pulling the pan is a job for a plumber
  • You've tried the above and it returned within a day

Any of those means the blockage is in the sewer line, not the trap. That's a CCTV-and-jet job — see how we handle tree-root blockages, the most common Illawarra culprit.

Got a plumbing question?

Send it over and a licensed plumber will get back to you — no obligation, no upsell.

Request a callback

Tell us what's going on — we usually call back within 15 minutes during business hours.

Or call us directly on 0466 442 293.

Call 0466 442 293 Email