★★★★★
"David fitted a new Worcester Bosch boiler in our home in Naas. Tidy, on time, fully certified and exactly the price he quoted. Genuinely a pleasure to deal with."
Sarah O'Connor
Naas, Co. Kildare
RGII Certified · Naas & Kildare
Gas Boiler Replacement & Installation in Naas & Kildare
Replacing an old, unreliable or condemned gas boiler? We survey your home, size the new boiler properly, fit a high-efficiency A-rated Worcester Bosch or Ideal unit, register the manufacturer warranty and hand over full RGII certification — usually within days of you accepting the quote.
RGII Certified12-mo Warranty
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RGII
Registered & Insured
IS 813
Gas Safety Certified
4.9★
150+ Google Reviews
Family-run
Based in Naas
12-mo
Workmanship Warranty
€6.5M
Public Liability Cover
Why choose Freeman
Specialist gas boiler replacement done right — first time, every time.
- Free in-home heating survey and written quote
- A-rated boilers cut gas use significantly against older models
- Full RGII certification and warranty registration handled for us
- Old boiler removed and disposed of responsibly
- Smart and zoned heating controls fitted at the same time if you want them
- 12-month workmanship warranty on top of the manufacturer cover
Book gas boiler replacement
Book your appointment in under a minute
Secure online booking — pick a time that suits you, and we'll confirm straight away.
- ✓Choose your service and preferred time slot
- ✓Instant booking confirmation by email
- ✓RGII-registered engineer, fully insured
Mon–Fri 9:00–17:00
Book this if…
- ·Boiler is 10+ years old or non-condensing
- ·Repeated breakdowns or repairs adding up
- ·Rising gas bills with less heat
- ·Boiler condemned or shut down at a service
- ·Extending the house or adding bathrooms
Our process
How our gas boiler replacement works.
1. Free survey
We measure your hot-water demand and radiator load, then recommend combi, system or regular.
2. Written quote
Clear fixed quote including flue, gas pipework, controls and making good.
3. Installation
Old boiler isolated and removed, new boiler fitted, system cleaned and pressure-tested.
4. Certify & demo
RGII gas-safety certificate issued, warranty registered, controls demonstrated before we leave.
Service area
Gas Boiler Replacement across Kildare.
Same-week appointments throughout our service area. Click your town for local pricing and availability.
Customer reviews
What customers say about our gas boiler replacement.
★★★★★
"Booked an annual service and a powerflush. Freeman were professional from the first call. Radiators are roasting again and the bills have dropped — couldn't recommend them more highly."
Mark Doyle
Newbridge, Co. Kildare
★★★★★
"Boiler died on a Sunday evening. Freeman had it diagnosed Monday morning and a new A-rated replacement installed by Tuesday. RGII cert in hand. Brilliant service."
Aoife Ryan
Lucan
FAQs
Gas Boiler Replacement — your questions answered.
How long does a boiler replacement take?+
Most straight swaps are finished in a single day. Full system upgrades typically run 24–48 hours.
Do you remove the old boiler?+
Yes — the old boiler, packaging and waste are removed and disposed of responsibly.
What warranty do I get?+
Up to 10 years on Worcester Bosch when registered at install. We register it for you on the day.
Should I repair or replace?+
If the boiler is 10+ years old, non-condensing, or repairs are stacking up, replacement usually pays for itself in lower running costs.
Can you fit smart heating controls too?+
Yes — EPH, Nest, Hive and Honeywell controls and zoning can be included in the same quote and installed at the same visit.
Talk to Freeman
Ready to book your gas boiler replacement?
Fixed pricing, RGII certified, fast appointments across Kildare.
✓ Free survey✓ Fixed written quote