Diamond PlumbingExpert Plumbing in London
From urgent leaks to full home renovations, our plumbers deliver safe, compliant work.
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Fully Insured
Free No-Obligation Quotes
5-Star Rated
Local & Reliable
Plumbing Services
Recent Projects
Boiler Replacement + System Upgrade
- New boiler install
- System flush
- Clean finish
Central Heating Upgrade
- Improved heat
- Neat pipework
- Tested system
Emergency Leak Repair
- Leak stopped fast
- Parts replaced
- Advice given
What Our Customers Say
“Brilliant work from start to finish. Turned up on time, kept the site tidy, and the quality is outstanding. Would highly recommend to anyone.”
James T.
London
“Very professional team. They explained everything clearly, gave a fair price, and delivered exactly what was promised. Couldn't be happier.”
Sarah M.
Surrey
“Called them for an urgent job and they came out the same day. Fantastic service and really friendly. Will definitely use again.”
David R.
Kent
Frequently Asked Questions
Most jobs can be scheduled within a few days. For emergencies in London and surrounding areas, we aim for same-day or next-day response.
Yes — all our quotes are free and come with no obligation. We'll visit the site, assess what's needed, and give you a clear, written price before any work starts.
Absolutely. We carry full public liability insurance and our work is guaranteed. You can request to see our certificates at any time.
We're based in London and cover the surrounding areas. Contact us to check availability in your area.
We accept bank transfer, card payments, and cash. Payment terms are agreed before work begins — no surprise charges.
Areas We Serve
Don't see your area? Contact us — we may still be able to help.
Ready to Get Started?
Contact Diamond Plumbing today for a free, no-obligation quote. We're here to help with all your plumbing needs in London.