home maintenance
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plumbing

Common Plumbing Problems in Older Homes: What Every Homeowner Should Know

Discover the most common plumbing issues in older Australian homes and learn how to spot them before they become costly disasters.

Tradie Tips
3 min read

If you own or are considering buying an older home, you've probably wondered about the state of the plumbing. While these charming properties have character and history, their plumbing systems often tell a different story. Like that mate who's great company but always needs a bit of help with their car, older homes require some extra TLC when it comes to pipes and drains.

The Usual Suspects: Age-Related Plumbing Issues

Older Australian homes, particularly those built before the 1980s, often share similar plumbing problems that stem from outdated materials and decades of wear and tear. Here are the most common culprits you're likely to encounter:

  • Corroded or rusted pipes - Galvanised steel pipes were common in older homes and they rust from the inside out, leading to reduced water flow and potential leaks
  • Outdated materials - Some homes may still have lead pipes (pre-1960s) or other materials that don't meet modern standards
  • Low water pressure - Mineral buildup and pipe corrosion can significantly reduce water pressure throughout the house
  • Leaking fixtures - Old taps, toilets and sinks often develop leaks due to worn-out seals and connections
  • Failing sewer lines - Clay or cast iron sewer pipes can crack, collapse or be invaded by tree roots

How to Spot Trouble Before It Gets Serious

Being proactive can save you thousands in water damage and repair costs. Keep an eye out for these warning signs:

  • Discoloured or metallic-tasting water - This often indicates pipe corrosion
  • Unexplained increases in your water bill - Could point to hidden leaks
  • Damp patches, water stains or mildew smells - Classic signs of hidden water damage
  • Gurgling drains and frequent clogs - Your drainage system might be struggling
  • Reduced water pressure throughout the house - Time to check for mineral buildup or pipe issues

What You Can Do About It

While some plumbing issues require professional help, there are steps every homeowner can take:

  • Get regular professional inspections - A plumber can spot issues you might miss
  • Consider camera drain inspections - These can reveal hidden problems in your sewer lines
  • Replace outdated fixtures gradually - Start with the most problematic areas
  • Avoid chemical drain cleaners - They can damage older pipes
  • Keep an eye on your water meter - Check for usage when no water is being used to detect leaks

When to Call in the Professionals

Some plumbing problems in older homes are best left to the experts. If you notice any of these issues, it's time to call a licensed plumber:

  • Sewer backups or persistent drain blockages
  • Significant water pressure drops
  • Evidence of lead pipes or other hazardous materials
  • Major leaks or water damage
  • Planning significant renovations that involve plumbing

Final Takeaway

Older homes have charm and character, but their plumbing systems often need extra attention. By staying vigilant and addressing issues early, you can prevent small problems from becoming major headaches. Regular maintenance and professional inspections are your best defence against costly plumbing disasters. Remember, it's always better to fix a small leak today than deal with a flooded bathroom tomorrow.

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