RGI-registered installers · Louth
Boiler Installation in Louth: RGI Installers for Gas, LPG and Oil Homes
Find a registered installer for combi boiler installation, system boiler replacement or an oil boiler swap across Louth. 2026 prices, SEAI grant guidance and RGI-registered installers from Drogheda to Castlebellingham.
The law
Boiler Installation in Louth: What the Law Requires
Boiler installation in Louth must be carried out by an RGI-registered gas installer for any boiler running on natural gas or LPG, a legal requirement under the Gas Safety (Installation and Use) Regulations. An unregistered installer cannot certify the work, your home insurance may be invalidated, and the job cannot be included in a BER certificate.
The installers listed here cover the whole county, taking in Drogheda, Dundalk, Ardee, Carlingford, Termonfeckin, Dunleer and Castlebellingham. Every one is drawn from the RGI public register.
How Long Does Boiler Installation Take in Louth?
A like-for-like combi swap takes one working day. Switching boiler type takes two days, while heat pumps take two to three.
SEAI Grants for Louth Homeowners in 2026
Up to €6,500 for heat pump installation and €1,200 for solar water heating, through SEAI-registered contractors.
Local coverage
Boiler Installation Across Louth: The Areas Covered
Louth is Ireland's smallest county and is strongly urbanised around Drogheda and Dundalk, both of which have extensive natural gas network coverage. Demand for gas installer work is consistently high in Louth given the county's dense commuter population, strong housing activity and commercial development along the M1 corridor. The county's proximity to Dublin also means competitive pricing and a reasonable supply of qualified installers.
Louth has two major urban centres: Drogheda in the south, which has grown enormously as a Dublin commuter town and has large amounts of 2000s estate housing; and Dundalk in the north, which has a mix of older industrial-town housing and newer residential development. The rural land between them is compact, with a mix of traditional housing and newer one-off builds.
Louth faces north-east, which means cold northerly winds in winter are more severe here than in midland or southern counties. Drogheda can experience sharp sea frosts from the Irish Sea in January and February.
Both Drogheda and Dundalk have strong local plumbing trades with several well-established businesses. The rural areas between the two towns are within easy range of contractors from either direction. Carlingford and the Cooley Peninsula are usually served by Dundalk-based contractors.
Every area above is served by registered engineers in the Louth gas installer directory.
The options
Choosing Between Gas, LPG and Oil in Louth
Drogheda and Dundalk are both well covered by natural gas, and the Gas Networks Ireland infrastructure extends to most urban and suburban areas of the county.
Combi Boiler
Heats water on demand with no cylinder needed. Ideal for homes under 130 sq m and popular in Drogheda and the larger towns on the gas network. Supply and fit.
Oil Boiler
A mainstay outside the gas-connected towns of Louth. Modern condensing oil boilers are over 90% efficient. SEAI grants apply when replacing with a heat pump.
System Boiler
Works with a hot water cylinder. Better for larger homes with multiple bathrooms and high hot water demand. Suitable for solar water heating.
2026 prices
Boiler Installation Cost in Louth 2026: Prices From Drogheda to Castlebellingham
Typical like-for-like Louth ranges. All figures include labour and VAT at 9%.
Combi boiler
€2,200–€3,200
Supply and fit, like-for-like replacement
System boiler
€2,800–€4,000
Supply and fit, includes cylinder if needed
Oil boiler
€3,000–€4,500
Supply and fit, tank inspection may be extra
Fit only
€600–€900
Labour only, customer supplies the boiler
Annual service
€80–€120
Recommended every 12 months
Drogheda and the south of the county are served by the greater Dublin and Meath water supply network and have moderately hard water. Dundalk is served from a separate treatment works. Limescale management in combination boilers is a consistent issue in both Drogheda and Dundalk.
SEAI grants
SEAI Grants for Louth Heating Upgrades
Grants are available for heat pump installation (up to €6,500) and solar water heating (€1,200). Standard gas combi replacements do not qualify directly, and work must be carried out by an SEAI-registered contractor before any grant can be claimed. A fabric-first upgrade makes the biggest difference to running costs, and SEAI-registered insulation contractors covering Louth are listed at wallinsulationireland.ie.
See SEAI-registered plumbers →Hiring
How to Find a Registered Boiler Installer in Louth
Every gas boiler installer in Louth must be registered with the RGII. Here is how to verify and hire correctly.
Browse Registered Gas Installers in Louth
Every engineer listed in the Louth gas installer directory is RGII-registered. Browse the county, find engineers near you, and contact them directly. You can verify any registration number at rgii.ie for additional peace of mind.
Get Three Written Quotes for the Work
Quotes should specify the boiler model, labour cost, flue materials and any pipework changes required. A quote without a named boiler model is incomplete, since the specification affects warranty terms, SEAI grant eligibility and long-term running costs.
Confirm SEAI Registration if Claiming a Grant
RGII and SEAI are two separate registers. RGII registration is mandatory for all gas work in Ireland, while SEAI registration is required only for grant-eligible jobs. Your installer must be on both lists before any SEAI-funded work begins.
Request Your Gas Safety Certificate on Completion
Your installer must provide a gas safety certificate on the day the work is completed. Keep it with your home insurance documents and BER certificate, because without it the gas work is unverifiable and will affect your property’s resale.
Boiler Installation in Louth: Common Questions
How much does boiler installation cost in Louth in 2026?
A combi boiler supply and fit costs €2,200 to €3,200 in Louth for a like-for-like replacement. A system boiler is €2,800 to €4,000, and an oil boiler €3,000 to €4,500. Switching boiler type adds €400 to €800 for pipework changes. Figures include labour and VAT at 9%.
Do I need an RGI-registered installer in Louth?
Yes. All gas and LPG boiler installation in Louth requires an RGI-registered gas installer by law. An unregistered installer cannot certify the work, your home insurance may be invalidated, and the installation cannot be included in a BER certificate.
How long does a boiler installation take in Louth?
A like-for-like combi boiler replacement takes one working day. Switching boiler type takes two days and requires additional pipework. Heat pump installations take two to three days.
Is there an SEAI grant for a new boiler in Louth?
A standard gas boiler swap does not qualify for a direct SEAI grant. Grants apply to heat pump installation (€6,500) and to insulation upgrades carried out at the same time. Louth homeowners in homes built before 2011 are eligible to apply.
Can I get a gas boiler if my home in Louth is not on the gas network?
Yes, in most cases. Homes in Louth outside the natural gas network can run a combi or system boiler on LPG supplied from a tank, and the same RGI registration rules apply to LPG work as to natural gas. Your installer will size the tank and pipework to the property.
How do I find a registered boiler installer in Louth?
Browse RGI-registered gas installers across Louth on plumbersinireland.ie, drawn from the RGI public register, then request quotes directly. Always confirm current registration at rgii.ie before work begins.
Get Boiler Installation Quotes in Louth
Boiler installation in Louth, from combi swaps to oil replacements and heat pumps, matched to RGI-registered installers near you. Free, no obligation, reply within 24 hours.