//LET’S FIX IT
Certified Gas Safe Engineer
Qualified & Certified Engineers • Fair Prices • No hidden fees
Need a Gas Safe engineer in the UK? OSO Group can help 24/7. We aim to arrive in ~1 hour and safely diagnose and repair boilers, gas appliances, ignition/pressure faults, flue/ventilation issues, and suspected gas leaks. Our Gas Safe–registered engineers explain everything in plain language and agree the price before we start—clear and with no surprises. All work is insured & guaranteed, and we provide Gas Safety certificates where required. We cover Greater London, Kent, Sheffield, Birmingham, Leeds, and more. Call us anytime on {PHONE}, or book online for fast, friendly help today.
CERTIFIED
GAS SAFE
FAIR PRICES
QUALITY
//GAS SAFE ENGINEER
Our gas repair services
- Emergency gas engineer (suspected gas leaks, make-safe, isolation, tightness tests)
- Boiler repairs (system, regular; ignition, pressure, fans, valves)
- Annual boiler service & safety check (combustion, flue integrity, seals)
- Landlord Gas Safety Certificates — single homes & portfolios
- Gas leak detection & pipework repairs (pressure testing, tracing, capping/uncapping)
- Gas hob/cooker install & disconnect (commissioning, bayonet/flex, safety checks)
- Gas fire service & safety checks
- Flue & ventilation checks (spillage/dilution tests, seals)
- Carbon monoxide alarms (supply, installation, testing)
- New/Replacement boilers (survey, quote, install, register warranty)
- Advice & coordination for meter/regulator issues (we liaise with your supplier; suppliers move meters)
// SAFETY
Safety until we arrive
- Smell gas? Turn off gas at the meter if safe, open doors/windows, leave the property and call National Gas Emergency: 0800 111 999. Do not use switches or naked flames. Then call us for repairs.
- CO alarm sounding? Turn appliances off, move to fresh air, seek medical help if unwell, then contact us to inspect and make safe.
Quick and easy 4-step journey
01
CONTACT US ➔
Call or message us anytime, day or night. Our team will quickly assess your issue and guide you on the next steps.
02
BOOK AN ENGINEER ➔
We arrange a qualified plumber, gas, electrician or heating engineer near you and confirm the fastest possible arrival time.
03
FAST FIX ON-SITE ➔
Your engineer arrives fully prepared to diagnose and resolve the problem, often completing repairs the same day.
04
JOB COMPLETED
Once the job is done, we ensure everything works safely and efficiently.
//COVERAGE
UK-Wide Coverage
Our certified engineers are on call 24/7, covering all major UK cities and surrounding areas. Whether you’re in Central London, Birmingham, or a nearby town, we guarantee fast response times and expert service. Average emergency ETA ~1 hour.
- Greater London
- Kent
- Oxfordshire
- Southampton
- Northampton
- Bristol
- Birmingham
- Sheffield
- Leeds
- Others
//ABOUT US
Why choose us
//QUALIFIED
- Qualified & Certified engineers (plumbing, heating, drainage; Gas Safe where required)
- Fair, transparent pricing — fixed price or hourly
- Rapid response with reliable ETA — average ~1-hour arrival in covered areas, with live updates.
//ALWAYS READY
- 24/7 real person support — day, night, weekends
- Fully insured work — parts & labour warranty
- First-visit fixes — engineers carry common parts and tools;
//KNOW-HOW
Trusted Solutions Blog
Worcester Bosch Boiler Fault Codes (General Guide)
Meanings, Likely Causes & What To Do Next When your Worcester Bosch…
Vaillant Boiler Fault Codes: The Complete Homeowner’s Guide
Meanings, Likely Causes & What To Do Next If your Vaillant shows…
Ideal Boiler Fault Codes Guide
Ideal Boiler Fault Codes: Quick Guide (Logic, Logic+, Logic Max, Vogue &…
Emergency Plumber London: What To Do in the First 10 Minutes
Need Help? 24/7 availability. Call Us Anytime. A step-by-step checklist to minimise…
Boiler Not Working? Try These Checks First (Safely)
Boiler misbehaving—no heat, no hot water, or strange noises? This guide covers…
Baxi Boiler Fault Codes: Quick Guide & What To Do Next
When a Baxi boiler stops and flashes an error, it’s usually trying to protect…
Having a problem?
We’ll fix it today!
Contact us anytime, our team is always happy to help.