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46 Years
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Emergency
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Gas Boiler Installation & Servicing Belfast
Action Plumbing and Heating has been a trusted name in gas boiler installations and servicing in Belfast since the 1980s. As a third-generation family-run business, we combine traditional craftsmanship with modern technology to deliver expert heating solutions. Our Gas Safe registered engineers provide professional boiler installations, annual maintenance, and emergency repairs across Greater Belfast. With over 30 years of experience, we prioritise safety, efficiency, and customer satisfaction in every project. Our team includes certified professionals Dominic and Ryan McCartney, who lead with a shared passion for the heating industry.

We guarantee 100% customer satisfaction through reliable service and transparent communication. Our multi-award-winning status reflects our commitment to excellence in boiler servicing and installations. We maintain Worcester Bosch Gold Accreditation and Vaillant Advanced Installer status, offering extended warranties on premium gas boilers. Our automatic annual reminder service ensures regular maintenance to preserve boiler efficiency and warranties. As a fully certified Gas Safe company, we provide landlord gas safety certificates and comprehensive safety checks for all gas appliances.
Services
Boiler Servicing Gas Boiler Installation Emergency Repairs Landlord Certificates Gas Appliance Checks
Details
  • Year established: 1980
Highlights and features
  • We are Gas Safe registered engineers with 30+ years of local experience
  • Our family-run business provides personalized service and rapid response times
  • We offer Worcester Bosch Gold Accreditation with 10-year warranties
  • Our team includes multi-award-winning heating specialists
  • We provide automatic annual boiler service reminders for customer convenience
Associations and certifications
  • Gas Safe Register
  • Worcester Bosch Gold Accredited
  • Vaillant Advanced Installer
What people say
Excellent job Smooth installation Engineer was excellent Clean and tidy Delighted with results
Services
Boiler Servicing
Our Gas Safe engineers perform comprehensive boiler inspections to ensure safe and efficient operation. Regular servicing maintains manufacturer warranties and reduces energy costs by up to 5%. We provide detailed gas safety certificates after each service.
Gas Boiler Installation
We install high-efficiency A-rated gas boilers from Worcester Bosch and Vaillant. Our Gold Accreditation ensures 10-year warranties. The process minimises disruption while maximising heating efficiency and environmental benefits.
Emergency Repairs
Fast response for urgent boiler issues with same-day or next-day appointments. Our engineers carry essential parts to resolve most faults immediately. Labour rates start at 90 for the first hour.
Landlord Certificates
We issue legally required landlord gas safety certificates after thorough appliance inspections. Documentation is provided to both tenants and landlords, ensuring compliance with Northern Ireland housing regulations.
Gas Appliance Checks
Comprehensive safety checks for all gas appliances including cookers, fires and water heaters. Our engineers identify potential hazards and ensure compliance with Gas Safe standards during every visit.
People
Dominic McCartney
Director
Third-generation heating engineer with 30+ years' experience. Leads installations and maintenance operations while ensuring adherence to Gas Safe standards across all projects.
Ryan McCartney
Senior Engineer
Certified Gas Safe engineer trained in modern boiler systems. Specialises in Worcester Bosch and Vaillant installations while maintaining family tradition of quality workmanship.
Questions
How long does a gas boiler service take?
Standard services take 30-45 minutes with Gas Safe engineers providing safety certificates afterwards.
What are your emergency repair costs?
Labour starts at £90 for the first hour with parts priced separately after fault diagnosis.
Can you issue landlord gas certificates?
Yes, our Gas Safe engineers provide legally compliant certificates for rental properties.
Do you offer boiler replacement guarantees?
We provide 10-year warranties on Worcester Bosch and Vaillant boiler installations.
How often should boilers be serviced?
Annual servicing maintains efficiency, warranty validity and ensures safe operation year-round.
What payment options are available?
We accept major credit/debit cards and offer financing options for installation projects.