PLUMBING & HEATING · 37 PROVIDERS

Boiler replacement in Ireland
Plumbers and heating firms near you — a leak today, or a new boiler next month.

Boiler replacement is a critical service that involves removing an old or malfunctioning boiler and installing a new, efficient unit. This process typically includes assessing the current system, determining the appropriate replacement model, and ensuring all connections are securely fitted and compliant with local regulations. A successful boiler replacement not only improves heating efficiency but also enhances safety and can lead to significant energy savings.

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WHAT IT COSTS

Boiler replacement in Ireland: €2,500–€4,500 per install

Swapping an old boiler for a new one in the same location is the quickest, cheapest install — priced per job by boiler type. Enter your town above for real prices from the plumbers and heating firms near you.

  • Boiler type and output (kW)
  • Like-for-like vs system change
  • Pipework/flue adjustments
  • Controls and filter

Guide prices compiled by the Locufy team from published Irish and UK provider price lists and 2026/27 cost guides. Updated 2026. Full boiler replacement price guide →

GUIDE PRICE · PER INSTALL

LOW
€2,500
TYPICAL
€3,300
HIGH
€4,500

Not a quote. Prices vary by job, area and provider.

WHAT IT COVERS

What plumbers do

Combination Boiler Replacement

This involves replacing an existing combination boiler, which provides both heating and hot water, with a new model that offers improved efficiency.

System Boiler Replacement

This service entails replacing a system boiler that heats water for radiators and a separate hot water cylinder, ensuring compatibility with existing systems.

Regular Boiler Replacement

Replacing a regular boiler that uses a cold water tank, with a focus on improving overall performance and efficiency.

High-Efficiency Boiler Installation

Installing a high-efficiency boiler designed to reduce energy consumption and lower utility bills while providing reliable heating.

Condensing Boiler Replacement

This involves replacing an old boiler with a modern condensing model that recycles flue gases to enhance energy efficiency.

Boiler Upgrade for Renewable Energy

Upgrading an existing boiler system to integrate renewable energy sources, such as solar thermal systems, for improved sustainability.

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Questions people ask

The cost can vary based on the type and brand of the boiler, installation complexity, and any necessary upgrades to existing systems. Additional factors include local labour rates and disposal fees for the old unit.

Typically, a boiler replacement can take anywhere from 4 to 8 hours, depending on the complexity of the installation and any additional work required. Larger systems or complicated configurations may take longer.

Yes, it is essential to hire a qualified specialist for boiler replacement, as they must comply with safety regulations and standards. This includes licensed gas engineers for gas boilers and certified electricians for electrical connections.

Many plumbing and heating services offer emergency or same-day replacements, but availability can vary. It's best to contact local providers directly to confirm if they can accommodate your urgent needs.

Yes, many professionals offer package deals for multiple services, such as boiler replacements and heating system upgrades. Booking these together can often save you money and ensure a cohesive installation.

Out-of-scope work may include extensive plumbing or electrical upgrades, structural modifications, or repairs to existing heating systems. It's important to discuss any potential additional work with your contractor before starting.

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