When the Dublin chill sets in, a reliable and efficient heating system becomes essential. If you’re planning to upgrade or install a new oil boiler system in Dublin, one of the first things you’ll want to know is: How long does the installation take?
In this blog, we break down the typical timeline for oil boiler installation, factors that affect the duration, how SEAI grants come into play, and why choosing a local expert like Greenenergyhomes is a smart move for homeowners across Dublin.

Typical Oil Boiler Installation Timeline in Dublin
On average, installing an oil boiler in Dublin takes about 1 to 2 days. The exact duration depends on several factors:
1. Is It a New Installation or a Replacement?
- Replacing an existing boiler is typically quicker—around 1 day.
- Installing a brand-new oil boiler system, especially if it involves new pipework or relocating the unit, can take up to 2 days.
2. Type of Property
Dublin’s homes range from classic terraced houses to modern builds. Depending on your home’s layout and existing system, some installations may require more time and adjustments.
3. Weather and Accessibility
Tight spaces, outdoor weather conditions, and property access can all affect how quickly your oil boiler system in Dublin is installed.
Step-by-Step: Oil Boiler Installation Process
At Greenenergyhomes, we follow a seamless and professional process to ensure a smooth installation:
- Home Survey
Our expert team will assess your current heating setup, space, and energy needs. - Boiler Removal (if applicable)
We’ll safely remove your old boiler, which typically takes 3–5 hours. - New Boiler Installation
The new boiler is installed, connected, and configured. This stage usually takes the majority of the day. - System Testing and Commissioning
We run thorough checks to make sure your boiler operates safely and efficiently. - Handover and Support
Our technicians will guide you on usage, settings, and maintenance to get the most from your investment.
SEAI Grants: What You Should Know
While SEAI no longer offers direct grants for oil boilers, Dublin homeowners can still access grants for heating controls upgrades, which work hand-in-hand with oil boilers to improve efficiency and reduce energy bills.
If you’re considering switching to a heat pump in the future, Greenenergyhomes can help you plan for that transition while getting the most from your current setup.
Why Choose Greenenergyhomes as Your Oil Boiler Supplier in Dublin?
When it comes to energy-efficient heating, Greenenergyhomes stands out as a trusted and experienced oil boiler supplier in Dublin. Here’s why homeowners choose us:
- Quick and professional installation
- Certified and SEAI-registered experts
- Clear pricing and no hidden costs
- Long-term support and maintenance
- Knowledge of Dublin homes and local regulations
We’re not just installing boilers—we’re helping you build a more energy-efficient and comfortable home.
Ready to Install Your Oil Boiler in Dublin?
Installing an oil boiler system in Dublin doesn’t have to be complicated. With the right team, like Greenenergyhomes, the entire process can be completed in 1–2 days. Whether you’re replacing an old unit or upgrading your heating system, our experts are here to make the process smooth, affordable, and efficient.
Get in touch with Greenenergyhomes today to schedule your boiler survey and learn more about how we can help you stay warm while saving energy all year round.