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0117 428 0200 · 24/7 Emergency
Bristol Emergency Plumber
Trusted local plumbing specialists

Blocked Sink in Bristol

Professional sink unblocking for kitchen and bathroom sinks throughout Bristol.

  • Fast response across Bristol
  • Fixed pricing with no hidden extras
  • Gas Safe registered engineers
  • 24/7 emergency availability
Fast response Fixed pricing Fully insured Local engineers

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Blocked Sink across Bristol

Blocked kitchen and bathroom sinks are among the most common plumbing call-outs in Bristol. Kitchen sink blockages typically build up over time from cooking grease, food debris, and detergent residue coating the waste pipe walls — a particular issue in Bristol's student HMOs and rented terraces where a succession of occupants may not have maintained the drains well. Bathroom sink blockages are usually caused by hair, soap scum, and toothpaste accumulation in the trap and waste pipe. Our plumbers clear sink blockages quickly and cleanly, using manual clearing tools, drain rods, or high-pressure jetting depending on the severity. We also check the trap condition and overflow connection, and advise on drain maintenance to prevent rapid recurrence.

Signs you need blocked sink help

  • Sink draining slowly or not at all
  • Water backing up into the sink bowl
  • Unpleasant odours from the waste pipe or overflow
  • Gurgling sounds when the sink drains
  • Water appearing in the adjacent sink or bath when one is drained
  • Previous DIY attempts with caustic soda or drain cleaner haven't worked

Our process

  1. 1.
    Initial inspection

    We remove and inspect the trap, checking for blockages close to the sink before probing further into the waste pipe.

  2. 2.
    Clearing the trap

    Trap and waste blockages are cleared manually. The trap is cleaned, inspected for damage, and refitted.

  3. 3.
    Waste pipe clearance

    If the blockage is further downstream in the waste pipe, we use drain rods or a hand snake to clear the obstruction.

  4. 4.
    Flow test

    We run the sink at full flow for 2–3 minutes to confirm complete clearance and check for any further restrictions.

  5. 5.
    Preventative advice

    We advise on trap maintenance, use of drain strainers, and appropriate cleaning products to prevent rapid re-blocking.

Pricing guide

Sink unblocking from £75 for trap-level blockages. Waste pipe blockages from £90. Prices include labour and all materials. No VAT surprises — we quote clearly before starting.

Blocked Sink — frequently asked questions

Should I use caustic soda or drain unblocker first?

Chemical drain cleaners can clear partial blockages but often don't fully remove accumulated grease or hair. Repeated use can also damage older waste pipes. Call us for a permanent mechanical clearance.

My kitchen sink blocked again two weeks after I cleared it — why?

Rapid recurrence usually means grease has coated the pipe walls rather than being fully removed. A thorough mechanical clearance with a drain rod or jet clean will resolve this more effectively than chemical treatments.

Can you unblock a sink in a rented property?

Yes. We work for both landlords and tenants across Bristol. If you're a tenant, check whether your tenancy agreement requires you or your landlord to arrange this.

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