Boiler Servicing & Landlord Gas Safety Certificates (CP12)
Stay Safe, Stay Compliant
Keep your heating system running efficiently and within legal requirements with a professional boiler service or landlord gas safety check from K Marsh Plumbing & Heating Ltd.
Whether you’re a homeowner looking for peace of mind or a landlord managing multiple properties, our expert, no-fuss service has you covered.
Annual Boiler Servicing
We recommend servicing your boiler once a year to:
- Maintain energy efficiency
- Reduce the risk of breakdowns
- Extend the lifespan of your boiler
- Keep your manufacturer’s warranty valid
- Ensure safe operation and check for carbon monoxide leaks
Our Gas Safe registered engineers carry out full safety checks, clean internal components, and test performance to ensure everything is running just as it should.
We service all major brands, including:
Viessmann, Worcester Bosch, Vaillant, Ideal, Baxi, and more — covering combi, system, and open-vented boilers.
Landlord Gas Safety Certificates (CP12)
If you rent out a property, you’re legally required to renew your CP12 certificate every 12 months.
We provide fast, hassle-free gas safety inspections for:
- Private landlords
- Letting agents
- Housing associations
- Commercial landlords
What’s included in a Gas Safety Check:
- Full inspection of gas appliances (boiler, hob, fire, etc.)
- Flue and ventilation checks
- Tightness testing on pipework
- Pilot light and control checks
- Digital CP12 certificate issued the same day
- Early identification of any faults or recommendations
Fast, Flexible & Professional
We understand tenants aren’t always easy to pin down — that’s why we offer:
• Flexible appointment slots
• Same-day digital certification
• Clear communication every step of the way
Trusted by landlords, respected by boilers — certified service that keeps everyone safe.