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Trusted Boiler Services in Ballynahinch
A 1 Domestic Boiler Services is a Gas Safe registered company specialising in comprehensive boiler and central heating solutions for domestic and commercial clients. With over 1600 satisfied customers, we provide expert installation, repair, and maintenance services for oil and gas boilers, underfloor heating systems, and gas appliances. Our engineers hold Gas Safe and OFTEC certifications, ensuring compliance with industry standards.

We offer 24/7 emergency callouts and carry 10 million public liability insurance. Our team prioritises quality workmanship, using premium parts and offering boiler grants through government schemes to improve energy efficiency for eligible households.
Services
Boiler Installation Gas Safety Checks Emergency Repairs Underfloor Heating Oil Boiler Servicing Central Heating Gas Appliance Fitting Combustion Testing Boiler Diagnostics Energy Efficiency Assessments
Highlights and features
  • We offer 24/7 emergency boiler repair services
  • Our engineers hold Gas Safe and OFTEC certifications
  • Public liability insurance up to 10,000,000
  • Phoenix approved oil-fired boiler installers
  • 1600+ satisfied clients across County Down and Antrim
Associations and certifications
  • Gas Safe Register
  • OFTEC
Services
Boiler Installation
We install oil and gas boilers to modernise heating systems. Our Gas Safe engineers ensure safe, efficient setups using quality components. Services cover domestic and commercial properties with tailored solutions for different energy needs.
Emergency Repairs
24/7 emergency callouts address urgent heating failures. Our team responds promptly to restore warmth, diagnosing faults and implementing repairs using genuine spare parts for reliable system recovery.
Gas Safety Checks
Annual gas safety inspections prevent hazards. We examine appliances, pipework, and ventilation systems, issuing Gas Safety Certificates for landlords and homeowners to ensure regulatory compliance.
Boiler Servicing
Regular servicing extends boiler lifespan. Our engineers clean components, check efficiency, and identify potential issues. This optimises performance while maintaining warranty validity for oil and gas systems.
Underfloor Heating
We design and install underfloor heating systems for improved comfort. Solutions suit new builds and renovations, integrating with existing boilers to provide even heat distribution across residential and commercial spaces.
Questions
Are your engineers Gas Safe registered?
Yes, all our engineers hold current Gas Safe registration for legal and safe gas appliance work.
Do you offer emergency boiler repairs?
We provide 24/7 emergency callouts for urgent boiler breakdowns and heating failures.
Can I get a boiler grant?
Eligible households earning under £20,000 or £40,000 may qualify for £400-£700 boiler replacement grants.
What areas do you cover?
We serve Ballynahinch, County Down, Antrim, and surrounding areas for all heating requirements.
Do you install oil-fired boilers?
Yes, we specialise in oil boiler installations, servicing, and repairs with Phoenix approval.
What insurance coverage do you have?
We maintain £10 million public liability insurance for all domestic and commercial heating services.