
LANDLORD SAFETY CERTIFICATES – GAS SAFE COMPLIANCE, DUNGANNON
Gas Safe registered engineers. Full compliance documentation. Reliable gas safety checks.
RELIABLE SERVICE
SATISFACTION GUARANTEED
GAS SAFE REGISTERED
PROFESSIONAL GAS SAFETY INSPECTIONS AND SECURE INSTALLATIONS
At E O'Neill Plumbing & Heating, we deliver gas safety services that ensure every system is installed, tested and certified to the highest standards. From new build developments to rental properties, our qualified engineers conduct detailed inspections, secure appliance connections and verify safe operation before issuing certificates. Whether combined with gas and oil boiler installations or existing systems, we prioritise safety and long-term reliability in every project.

CERTIFIED TESTING, LEAK DETECTION AND COMPLIANCE DOCUMENTATION
We provide complete gas safety checks that include leak detection, pressure testing and ventilation assessments to ensure every installation is safe and compliant. Landlords, developers, and commercial property managers benefit from our detailed reports and certification, which help them confidently meet legal requirements. Every system is tested against Gas Safe regulations, ensuring compliance and safe day-to-day operation for tenants and building occupants.
SAFE APPLIANCE INSTALLATION AND SYSTEM SETUP FOR NEW BUILDS
Our team installs gas appliances precisely, ensuring all pipework is correctly sized, securely fitted and ventilated according to regulatory standards. This includes boilers, cookers, and heating systems for residential and commercial properties. We also coordinate with builders and contractors to ensure seamless integration into project schedules. If required, systems can be designed to work alongside underfloor heating or renewable heat sources for improved performance and efficiency.


FINAL CERTIFICATION AND LONG-TERM SYSTEM RELIABILITY
E O'Neill Plumbing & Heating completes every project with full certification and documentation, providing landlords, developers, and homeowners peace of mind. After installation, our engineers conduct final checks, verify performance and issue all necessary compliance reports. Whether gas work is part of a wider heating upgrade or linked to gas and oil boiler installations, we focus on delivering long-term safety, efficiency and reliability across every connection and appliance.