Testing Underfloor Heating
Testing undefloor heating is essential for safety, efficiency, and long-term performance. In this guide, we explain why testing matters, the
January 26, 2026
News & Blogs
Check out our blogs for insights and expert suggestions. Remember, working with gas is not something to take lightly—always call the professionals. If you have any questions, feel free to contact us.
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News & Blogs
Check out our blogs for insights and expert suggestions. Remember, working with gas is not something to take lightly—always call the professionals. If you have any questions, feel free to contact us.
- 24/7 Same Day Service
- Holidays & Weekends
- Within An Hour Arrival
Still not sure?
Fill out the form!
Welcome To Our Blog Section
Our blog is here to provide helpful tips, expert advice, and insights into common plumbing and heating issues. Whether you’re dealing with leaks, blocked drains, or boiler problems, we’ll help you understand the causes and possible solutions. However, plumbing and gas systems can be complex and in the case of boilers and gas work, even dangerous.
These should only ever be handled by certified professionals. Attempting DIY fixes could lead to serious risks or costly damage. If you need assistance, don’t take chances contact us, and our experts will ensure the job is done safely and correctly.
Underfloor Heating Tiles Problems
Underfloor heating beneath tiled floors should provide even, comfortable warmth, but when something goes wrong the problems are rarely obvious.
January 26, 2026
Pilot Light Gone Out On Boiler
If your boiler’s pilot light has gone out, your heating and hot water won’t work. Learn why it happens, what’s
January 26, 2026
Vaillant F75 Code
Seeing an F75 fault on your Vaillant boiler? This guide explains what it means, why it happens and how to
January 26, 2026
F61 Vaillant
The F61 Vaillant error is one of the most common and frustrating boiler faults, instantly shutting down your heating and
January 26, 2026
F54 Vaillant
The F54 Vaillant error code usually means your boiler isn’t receiving enough gas to ignite safely. Learn what causes the
January 26, 2026
Onsite Contractors and Plumbing Ltd. has been serving London for over 10 years.
We are a locally owned and operated business dedicated to customer satisfaction.
Over 70% of our work comes through referrals, reflecting the trust our customers place in us.
Whether you need plumbing, heating, or gas services, our experienced team is here to help.
Onsite Contractors and Plumbing Ltd. Registered office address: Apex House, 2nd Floor, Grand Arcade, London, England, N12 0EH, Company number : 09510946