Gas Safe Registered (633735) | Domestic & Commercial Specialists

Commercial Gas & Boiler Services

Gas Safe registered (633735) · Commercial gas compliance & certificates · Serving businesses across South London
For businesses · landlords · property managers

Commercial gas & boiler services across South London

New commercial boilers, gas compliance certificates and emergency repairs — keeping your premises warm, safe and legally compliant, with a same working-day response.

★★★★★4.9· 120+ reviews
Gas Safe registered · 633735
Fixed, transparent pricing — no hidden costs
CP12 & commercial gas safety certificates
Trusted by landlords & property managers
Send a commercial enquiry
Tell us what you need — we'll come back to you the same working day.
Gas Safe 633735 · We reply the same working day
Same working-day response
We reply to every enquiry the same day.
£
Fixed, transparent pricing
Clear written quotes, no hidden costs.
Gas Safe certified work
Documented & compliant · 633735.
Local South London team
Established, fully insured engineers.
Accredited & compliant
Gas Safe registered 633735
Worcester Bosch Accredited Installer
Vaillant Advance Installer
Baxi
Gas Safe engineer servicing a commercial gas boiler — pump, controls and pressure gauge
Built for commercial demand

Commercial-grade gas, pipework & boilers — certified to standard

From high-output boilers and plant rooms to commercial gas pipework and compliance, we deliver safe, efficient systems that keep your business running.

What we do

A full range of commercial gas & heating solutions

Tailored for offices, rental properties, retail spaces, hotels and industrial buildings.

Commercial Boiler Installation
High-performance commercial boilers
Energy-efficient systems that cut running costs
Seamless integration with existing infrastructure
Servicing & Maintenance
Annual servicing for efficiency & compliance
Preventative maintenance to avoid downtime
Performance checks, pressure & flue gas analysis
Gas Safety Compliance
Commercial gas safety certificates
CP12 landlord certificates for rentals
Compliance checks for offices, hotels & public buildings
Commercial Pipework
Safe, efficient gas & heating pipework
Installation, upgrades & maintenance
System upgrades for older commercial buildings
Planned Maintenance Contracts
Tailored contracts for landlords & businesses
Scheduled servicing & priority response
Keeps premises compliant year-round
!
Emergency Repairs
Fast fault detection & safe repairs
Emergency shut-off & isolation of gas hazards
Minimise disruption and downtime
Gas safety compliance

Commercial gas compliance — keep your premises legal and safe

Commercial gas safety is a legal obligation. We carry out the inspections, document everything and issue the right certificates for your type of premises.

GAS
Commercial gas safety certificate
Inspection and certification of commercial boilers, appliances and gas installations.
CP12
Landlord gas safety certificate
Annual legal requirement for rental and let commercial properties.
CHECK
Commercial compliance checks
For offices, hotels and public buildings — pipework, appliances and ventilation.
TEST
Pipework & ventilation testing
Thorough testing and documentation so your premises stay safe and legal.
Commercial plant room with cascade pumps and gas pipework
Ideal Evomax 2 wall-mounted commercial condensing boiler
Commercial boilers we install

Wall-hung & cascade systems, sized for your building

From single wall-mounted units like the Ideal Evomax 2 to multi-boiler cascade systems delivering up to 900kW, we specify, install and commission the right commercial boiler for your output and plant-room space.

Worcester Bosch Vaillant Ideal Commercial Baxi
Who we work with

Trusted across South London businesses

Offices
Retail spaces
Rental properties
Hotels
Warehouses
Industrial buildings
Public buildings
Schools & gyms
Why choose BlueFlame

An established commercial heating partner

We're a team of Gas Safe registered engineers trusted by businesses, landlords and property managers across South London — with documented, certified work and full transparency on every job.

Gas Safe registered (633735)
Fully certified and insured — every commercial job completed to regulations and documented.
Accredited installers
Worcester Accredited & Vaillant Advance — efficient, warranty-backed commercial boilers.
£
Transparent pricing
Clear written quotes after a site survey. No hidden costs, no high-pressure sales.
QR
QR Digital Passport
Every job logged with photos, certificates and full history — ideal for compliance records.
Thermal-Proof Commissioning
Infrared-verified balancing, so your commercial system runs exactly as it should.
LiveHeat Tracker
Daily updates over WhatsApp — full transparency from survey to handover.

How we work with your business

1
Enquiry
Tell us about your premises and what you need. We respond the same working day.
2
Site survey
A Gas Safe engineer assesses your system, appliances and compliance requirements.
3
Proposal & plan
A clear written quote and compliance plan — no hidden costs.
4
Install & maintain
We carry out the work, certify it, and can keep you compliant on a maintenance contract.

Trusted by South London businesses

★★★★★  4.9 average · 120+ reviews on Trustpilot & Google
★★★★★

"BlueFlame handle the gas compliance across our rental portfolio. Certificates always on time, clear records, no chasing. Exactly what a landlord needs."

David · Wandsworth
Google
★★★★★

"Sorted our office building’s gas compliance and a boiler fault fast, with minimal disruption. Professional and reliable throughout."

Elena · Clapham
Trustpilot
★★★★★

"Reliable, knowledgeable and tidy. They manage the heating for our office building and response times are excellent."

Mark · Battersea
Google
★★★★★

"Great communication and proper documentation on every visit. Genuinely feel our premises are in safe hands."

Sofia · Brixton
Trustpilot

Commercial gas questions, answered

Yes. We carry out commercial gas safety inspections on boilers, appliances and gas installations, document everything and issue the appropriate certificate for your premises.

Talk to us about your commercial gas needs

Send an enquiry and we'll come back to you the same working day, or call the team direct.

Out-of-hours gas emergency: National Gas Emergency Service 0800 111 999