Keystone London

Stress-Free Plumbing & Heating Solutions

About

Location

County: city-of-london
City: London

Main service categories

Air Conditioning Heating Plumber Boiler Installation

Keystone London provides a complete range of domestic plumbing, heating and cooling services—delivered with reliability, expertise and a focus on making your life easier.


Areas We Cover

We proudly serve:

Chelsea • Kensington • Fulham • Hammersmith • Putney • Wandsworth
Barnes • Richmond • Battersea • Ealing • Chiswick • Shepherds Bush
Notting Hill • London (surrounding areas)

Working hours

Monday: 08 - 20
Tuesday: 08 - 20
Wednesday: 08 - 20
Thursday: 08 - 20
Friday: 08 - 20
Saturday: 08 - 14
Sunday: 08 - 14

Contact

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Services description

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Boilers & Heating

Whether you need routine boiler servicing, urgent repairs or a brand-new heating system designed and installed, our qualified engineers ensure your home stays warm, efficient and safe throughout the year.

General Plumbing

Drips, leaks, blockages, burst pipes—whatever the problem, our skilled plumbers handle every aspect of your home’s plumbing with care and accuracy, keeping everything working as it should.

Air Conditioning

We install, service and repair domestic air-conditioning systems for consistent comfort, quieter operation and improved airflow—helping create the perfect indoor climate through every season.

Emergency Callouts

If you’re facing a breakdown, leak or heating failure, we provide rapid same-day emergency assistance across London, restoring your home quickly and safely.


Plumbing Professionals You Can Depend On

Qualified & Experienced

Our engineers bring years of hands-on experience, delivering dependable solutions to homes across London.

Small Fixes to Full Refurbishments

From minor repairs to complete bathroom installations or heating upgrades, we manage projects of all sizes with professional workmanship.

Honest, Upfront Pricing

We believe in transparency. Every job includes a clear fixed quote—no hidden extras, no unexpected fees.


Fast, Reliable Support When You Need It Most

Quick Response Times

We act quickly so you’re not left dealing with discomfort, disruption or ongoing damage.

Respectful & Tidy

Our team treats your home like their own—working cleanly, carefully and respectfully at all times.

Clear Communication

We keep you updated, explain the work required and guarantee no surprise charges.


Our Services

  • Boiler & full central heating system design and installation

  • Boiler repairs, servicing and fault diagnostics

  • Air-conditioning installation

  • Air-conditioning repairs, servicing & breakdown response

  • Bathroom design & installation

  • General plumbing, repairs & maintenance

  • Landlord gas safety certificates

  • Same-day emergency callouts