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Blocked Sink Clearance Service Guide

o3 / AI Assistant

01/10/25, 16:19

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Blocked Sink Clearance Service Guide


Scope of Works

  • Confirm issue & locate blockage (trap, branch pipe or stack) with visual/aural checks.

  • Protect area, isolate water, lay towels and position bucket.

  • Mechanical clearance – hand plunger, drain snake or mini‑auger to dislodge debris.

  • Trap dismantle & clean; replace faulty washers or seals if needed.

  • Flush and test with hot water; add enzyme or bio‑cleaner where appropriate.

  • Final inspection of adjacent waste pipes for slow flow or back‑ups; advise on prevention.

Typical Cost (inc. VAT)

Charge type

Low £

High £

Notes

Call‑out / minimum

60

120

Standard vs emergency call‑out fees Any Drains Direct Ltd.Checkatrade

Labour per hour

40

60

Typical 2025 plumber hourly rate Checkatrade

Materials

10

40

Replacement trap washer, bio‑cleaner; most minor jobs need very few parts homehow.co.uk

Disposal

0

20

Bagged food waste / old seals – usually household rubbish

Extras (e.g. CCTV, jetting)

0

180

Escalates if blockage extends to main drain Checkatrade

TOTAL (most jobs come in here)

180

260

Based on call‑out + 1 h labour + minor materials (sink‑only blockage) Checkatradehomehow.co.uk

Time on Site

Expect ½–2 hours. Extra time if the trap is corroded and needs replacing, the blockage sits beyond the branch (requires mini CCTV or jetting), or access is difficult behind integrated units.

Questions to Ask Your Trade

  1. Is the call‑out fee waived if the job runs beyond an hour?

  2. Do you carry mini‑CCTV gear in case the blockage is deeper than the trap?

  3. Will you provide a fixed price if the first hour doesn’t clear the sink?

  4. Are your enzymatic cleaners pet‑ and septic‑safe?

  5. How will you contain dirty water to protect cupboards and floors?

  6. What guarantee do you offer if the sink blocks again within 30 days?

  7. Can you show proof of public liability insurance?

How to Avoid Surprises

  • Clear under‑sink storage so the plumber can reach pipework quickly.

  • Note where the main stop‑cock is in case full isolation is needed.

  • Reserve close parking for van and wet‑vac equipment.

  • Tell the trade if you’ve already used caustic chemicals – leftover liquids can be hazardous.

  • Confirm whether evening or weekend attendance will trigger emergency rates.



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