🛠️ Fast, practical guidance
Help for plumbing problems you can trust
Get clear, step-by-step advice for common plumbing issues. Know what to check safely, when to stop, and what to do next.
✅ Safety-first advice
✅ Clear next steps
✅ UK-based support
Browse by problem type
Find guides organized by the issue you’re facing.
🔥 Boilers & Heating
Boiler faults, pressure issues, hot water problems and heating circulation faults.
🌡️ Radiators
Cold radiators, trapped air, balancing issues and uneven heating problems.
🌊 Drains & Blockages
Slow drainage, blocked sinks, outside drain issues and bad smells.
How Plumb Advice works
Get help fast with our simple, safety-first approach.
1
Search or Browse
Find the guide for your specific problem using search or categories.
2
Follow Safe Checks
Clear, step-by-step checks and likely causes.
3
Know When to Stop
We tell you when to stop DIY and call a professional.
4
Get Help
If you’re still stuck, use the Get Help page to request support or ask for a new guide.
Safety First
If you smell gas, have a CO alarm sounding, see scorching/soot, or water near electrics—stop and contact an emergency engineer.
Latest troubleshooting guides
Recent practical advice from the site.
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Outside drain blocked
Advice Hub / Drains & Blockages Outside drain blocked Check time: 10–15 minutes • Difficulty: Easy checks • Safety: Low risk Quick summary This guide explains common causes and safe checks related to outside drain blocked. Safety first If you smell gas or suspect CO, leave the property and call 0800 111 999. Do not
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Water pressure dropping when tap runs
Advice Hub / Water Pressure Water pressure dropping when tap runs Check time: 5–10 minutes • Difficulty: Easy checks • Safety: Low risk Quick summary This guide explains common causes and safe checks related to water pressure dropping when tap runs. Safety first If you smell gas or suspect CO, leave the property and call
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Radiator not heating after bleeding
Advice Hub / Radiators Radiator not heating after bleeding Check time: 5–10 minutes • Difficulty: Easy checks • Safety: Low risk Quick summary This guide explains common causes and safe checks related to radiator not heating after bleeding. Safety first If you smell gas or suspect CO, leave the property and call 0800 111 999.
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Radiator valve leaking
Advice Hub / Radiators Radiator valve leaking Check time: 5–10 minutes • Difficulty: Easy checks • Safety: Medium risk Quick summary This guide explains common causes and safe checks related to radiator valve leaking. Safety first If you smell gas or suspect CO, leave the property and call 0800 111 999. Do not remove boiler
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Boiler making loud vibrating noise
Advice Hub / Boilers & Heating Boiler making loud vibrating noise Check time: 5–10 minutes • Difficulty: Easy checks • Safety: Low risk Quick summary This guide explains common causes and safe checks related to boiler making loud vibrating noise. Safety first If you smell gas or suspect CO, leave the property and call 0800
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TRV valve faults explained
Advice Hub / Radiators TRV valve faults explained Check time: 3–5 minutes • Difficulty: Easy checks • Safety: Low risk Quick summary This guide explains common causes and safe checks related to trv valve faults explained. Safety first If you smell gas or suspect CO, leave the property and call 0800 111 999. Do not
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Visit the Get Help page if you can’t find the right guide or still need support with your issue.
UK-focused • Safety-first • Clear next steps