What is the average price guide for gas work in Caernarfon?

In Caernarfon, the costs for gas work can vary based on the type of service required. For boiler installation, you can expect to pay an average of £2,500 to £4,500 for a new boiler, including installation. This price may increase depending on the boiler brand and the complexity of the installation.

For a boiler service, which is essential for maintaining safety and efficiency, the average cost is around £60 to £100. This service typically includes a thorough inspection, cleaning, and testing of your boiler.

If you require a Gas Safety Certificate, which is mandatory for rental properties and is crucial for ensuring your gas appliances are safe to use, the average price includes a fee of about £60 to £120. Ensure that any gas work is conducted by a registered Gas Safe engineer to guarantee compliance with safety regulations.

These prices reflect the market in 2026 and may vary slightly based on specific requirements or additional work needed.

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