RGI-registered installers · Kildare
Boiler Installation in Kildare: 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 Kildare. 2026 prices, SEAI grant guidance and RGI-registered installers from Naas to Leixlip.
The law
Boiler Installation in Kildare: What the Law Requires
Boiler installation in Kildare 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 Naas, Newbridge, Maynooth, Celbridge, Leixlip, Athy, Clane, Kilcock, Kildare town and Monasterevin. Every one is drawn from the RGI public register.
How Long Does Boiler Installation Take in Kildare?
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 Kildare 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 Kildare: The Areas Covered
Kildare is one of Ireland's fastest growing counties, driven by its position in Dublin's commuter belt. Towns including Naas, Newbridge, Maynooth, Celbridge and Athy have all seen significant residential development and the natural gas network has expanded to serve this growth. Demand for gas boiler installation, first-fit connections and annual service work is very high in Kildare, and there is a strong supply of RGI registered installers to serve the county's large and growing population.
Kildare has two distinct housing profiles. The north and east of the county, in towns like Maynooth, Celbridge and Leixlip, are effectively part of the greater Dublin metropolitan area with dense 1990s-to-2010s estate housing. The south and west around Athy and Monasterevin has older housing stock including many traditional farmhouses.
Kildare sits on the exposed central plain and experiences harder frosts than coastal counties. The Curragh and surrounding flat land creates a wind-chill effect that makes outdoor pipe runs and external boiler flues more vulnerable in winter.
Naas and Newbridge have strong local plumbing trades. The north Kildare towns of Maynooth and Celbridge are also well served, often by Dublin-based contractors who operate across the county boundary. Rural south Kildare relies more heavily on local one-man operations.
Every area above is served by registered engineers in the Kildare gas installer directory.
The options
Choosing Between Gas, LPG and Oil in Kildare
Natural gas network coverage is extensive across Kildare's commuter towns including Naas, Newbridge, Maynooth, Celbridge, Leixlip and Athy, reflecting the county's high population density and housing development.
Combi Boiler
Heats water on demand with no cylinder needed. Ideal for homes under 130 sq m and popular in Naas and the larger towns on the gas network. Supply and fit.
Oil Boiler
A mainstay outside the gas-connected towns of Kildare. 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 Kildare 2026: Prices From Naas to Leixlip
Typical like-for-like Kildare 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
Kildare's water comes from the River Liffey and the Grand Canal system, with moderate hardness across most of the county. The Leixlip treatment works serves a large part of north Kildare and eastern Co. Dublin. Limescale management in combination boilers is a consistent issue in the commuter-belt towns.
SEAI grants
SEAI Grants for Kildare 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 Kildare are listed at wallinsulationireland.ie.
See SEAI-registered plumbers →Hiring
How to Find a Registered Boiler Installer in Kildare
Every gas boiler installer in Kildare must be registered with the RGII. Here is how to verify and hire correctly.
Browse Registered Gas Installers in Kildare
Every engineer listed in the Kildare 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 Kildare: Common Questions
How much does boiler installation cost in Kildare in 2026?
A combi boiler supply and fit costs €2,200 to €3,200 in Kildare 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 Kildare?
Yes. All gas and LPG boiler installation in Kildare 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 Kildare?
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 Kildare?
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. Kildare homeowners in homes built before 2011 are eligible to apply.
Can I get a gas boiler if my home in Kildare is not on the gas network?
Yes, in most cases. Homes in Kildare 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 Kildare?
Browse RGI-registered gas installers across Kildare 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 Kildare
Boiler installation in Kildare, from combi swaps to oil replacements and heat pumps, matched to RGI-registered installers near you. Free, no obligation, reply within 24 hours.