Ensure the safety and efficiency of your home in and around the Theydon Bois area with our Gas Engineer Service & Safety Certificates (CP12). We specialise in tackling common gas-related challenges and delivering reliable and compliant solutions for your peace of mind.


If something has gone urgently wrong with your gas systems, we’re on standby in Theydon Bois 24 hours a day, 7 days a week.

Our skilled engineers offer prompt, dependable emergency call-outs for urgent gas concerns in Harlow, prioritising your safety with high-quality, efficient service. Trust us for swift resolution of all critical gas emergencies.

Note: Additional charges apply for emergency call-outs.

Please note: If you suspect a leaking gas main outside your home, you should call the National Gas Emergencies number on 0800 111 999.

Your trusted gas safety expert in Theydon Bois

As dedicated gas experts in Theydon Bois and the surrounding areas, we understand homeowners’ unique challenges with gas appliances and systems in their homes. We identify common gas issues, ensuring compliance with strict safety standards and providing CP12 certification for peace of mind.

Our team excels in conducting detailed inspections and maintenance, ensuring the safety and efficiency of your home’s gas systems.


Domestic gas engineer services

Contact us if you’re looking for domestic gas expert services:

  • Thorough gas safety inspections.
  • Gas Safety Certificates (CP12).
  • Regular boiler servicing and repairs.
  • Gas appliances such as cookers, ovens, and boiler installation.
  • Gas leak detection to prevent potential hazards.
  • Central heating system maintenance and servicing.
  • Urgent assistance for gas-related emergencies.

    We begin with a detailed evaluation of your gas appliances and piping. We meticulously check for efficiency, safety compliance, and potential risks to ensure your peace of mind.


    We rigorously test, clean, and fine-tune your systems to prevent common issues and prolong lifespan. Our thorough servicing and maintenance ensure your gas appliances run safely and smoothly.


    At this stage, we repair and replace any items or issues within your gas system. We ensure your safety and comfort with efficient solutions to all gas-related issues, big or small.

How our specialists different from other gas engineers in Theydon Bois area?

Lawson Heating specialists stand out in Theydon Bois by expertly helming gas systems from potential issues, focusing on precision and safety. Over the years, we have rectified many errors that previous “specialists” left. Therefore, we not only know what to do but also what not to do very well.

Our approach combines thorough knowledge with meticulous attention to detail, guaranteeing top-notch service and peace of mind. Contact us today for a FREE quote.


Theydon Bois Gas Safety inspections CP12 certificates

We specialise in providing top-tier Gas Safety inspections and CP12 certificates in Theydon Bois, focusing on safeguarding your household’s gas system performance and ensuring compliance with regulation.

Our proficient team rigorously assesses your gas installations, identifying and resolving issues such as gas leaks, insufficient airflow, system inefficiencies, etc. We strive to ensure your gas systems function flawlessly and adhere strictly to current safety standards providing CP12 certificates.

Opt for our meticulous, expert service, committed to securing your home against gas-related risks. Trust Lawson Heating engineers for reliable gas safety assurance, where quality and peace of mind are guaranteed in every inspection.

Experiencing unusually high gas bills?

Experiencing unreasonably high gas bills can often be traced back to issues within your heating system. Inefficiencies, unnoticed leaks, or outdated appliances could be the culprits.

Let Lawson Heating’s expert gas engineers assess and rectify these problems, ensuring your system runs at peak efficiency and helps in reducing your bills. Act promptly to prevent further complications.

Are your plants dying at home, no matter what you do?

It could indicate poor air quality, possibly caused by gas system issues or inadequate ventilation. Our team swiftly identifies and rectifies these problems, ensuring a healthier environment. Reach out for our expert, reliable service.

Exclusive Services

Suspecting a gas leak in your home?

Our skilled gas engineers employ cutting-edge technology to swiftly identify and address issues like pipe corrosion, loose fittings, faulty valves, common culprits of gas leaks and many more!

With our extensive experience handling various gas systems and appliances, finding unexpected leaks is a cake for us. Choose Lawson Heating for comprehensive gas leak detection services in Theydon Bois and the surrounding areas. Your safety is our top priority.

Are you experiencing sulfur-like smells at home?

This could signal very serious issues such as gas leaks – a serious safety concern that demands prompt action. Don’t delay! Ensure your peace of mind by relying on our skilled gas engineer services. We offer comprehensive safety inspections and provide Gas Safety Certificates CP12 to address this issue promptly and effectively. Your safety and comfort are our top priorities.

Get a FREE quote today

No-cost, no-obligation, no-hassle, no-stress!

Exclusive Services

Gas cooker & hob installer services in Theydon Bois

At Lawson Heating, your kitchen’s safety and functionality are our top priorities. Therefore, our gas cooker and hob installation services are tailored to your unique home requirements.

By addressing common issues like poor connections, faulty pipes and others beforehand, we ensure a flawless connection to the gas line for peak performance and enhanced safety standards in your kitchen.

Opt for Lawson Heating Services to experience unmatched expertise in gas stove and hob installations, guaranteeing a harmonious blend of safety, efficiency, and culinary delight in your home.

Exclusive Services

Domestic gas repairs, maintenance & servicing

Lawson Heating is your trusted expert for all your domestic gas needs. Our experienced team specialises in diagnosing and addressing common gas system issues, including uneven heating, boiler problems, carbon monoxide detection, and hob connections.

We prioritise thorough inspections and efficient solutions to improve the durability and safety of your gas appliances. Count on us for responsible and trustworthy gas system repairs and maintenance that resolve immediate concerns and safeguard your home against future issues, ensuring a secure and comfortable living environment.

Gas engineer solutions for Landlords and Property Developers in the area

At Lawson Heating, we understand the unique demands landlords and property developers face in Theydon Bois regarding gas safety and efficiency. Our dedicated gas engineer services are specifically tailored to exceed the expectations of any landlord and developer.

Our gas engineer services are tailored to address these challenges head-on. We offer diligent Gas Safety Certificates (CP12), ensuring your properties meet legal requirements and provide a safe, efficient gas system for tenants. Trust us for reliable inspections and maintenance, safeguarding your investments and ensuring tenant well-being.

This not only guarantees the safety of your gas systems but also safeguards the well-being of your tenants or future homeowners. Trust us to handle your gas-related needs with precision and care, ensuring every property you manage in Theydon Bois remains safe, compliant, and comfortable for its occupants.

Choose Lawson Heating for dependable, efficient, and compliant gas engineering solutions.

Why you should pick Lawson Heating gas specialists?

In addition to our extensive expertise working with a variety of well-known gas appliances and systems, we are a certified Vaillant Advance Installer. (look us up by visiting the site and entering our postcode in the search bar – CM16 6LJ)

We are fully insured and Gas Safe registered, too.

Extended warranties are also available.

Not in Theydon Bois? Not a problem, we cover other areas too:


Don’t just blindly take our word. See what our satisfied customers have to say.

Find more of our customer reviews on Google and Checkatrade.

Gas Engineer FAQs

We recommend to have your gas appliances serviced annually to ensure they are operating safely and efficiently.

A qualified gas engineer should be Gas Safe registered, a legal requirement for anyone working with gas appliances in the UK.

No, it is not safe. Always use a Gas Safe registered engineer for any gas appliance repairs to ensure safety and compliance with legal standards.

The duration varies depending on the appliance and complexity of the installation, but a straightforward installation typically takes a few hours.

Got questions?