Boiler Installation FAQs

Choosing the right boiler and ensuring it’s installed correctly are key to achieving comfort and energy savings. Whether you’re replacing an older unit or upgrading for better efficiency, here are answers to the most frequently asked questions about boiler installations.

boiler installation faqs

How Do I Know If I Need a New Boiler?

If your current boiler is more than 10–15 years old, breaking down frequently, or failing to heat your home evenly, it may be time for a replacement. Other indicators include unusual noises, leaks, or increasing energy bills. A professional assessment can confirm if repair or replacement is the best option.

What Type of Boiler Should I Choose?

There are three main types of boilers:

  • Combi boilers: Compact and energy-efficient, providing heating and hot water on demand.
  • System boilers: Ideal for homes with multiple bathrooms, storing hot water in a cylinder.
  • Regular boilers: Often used in larger properties with existing traditional systems.
    Your engineer will recommend the best system based on your home size, water usage, and heating needs.

How Long Does a Boiler Installation Take?

Most standard installations take about one day. However, replacing an older system or relocating your boiler can extend this to two or three days. Engineers also carry out testing, safety checks, and flushing to ensure everything runs smoothly before completion.

How Much Does a Boiler Installation Cost?

Costs depend on your chosen boiler, the complexity of the installation, and any additional work needed, such as upgrading pipework or adding smart controls. Typical prices range between £1,500 and £3,500, including labour. Always request a detailed, itemised quote.

Do I Need a Gas Safe Engineer for Installation?

Yes. Only Gas Safe registered engineers are legally qualified to install gas boilers in the UK. They follow strict safety standards and ensure your new system operates efficiently and safely. Always ask to see their Gas Safe ID card before work begins.

How Often Should My Boiler Be Serviced After Installation?

An annual service is recommended to keep your boiler working efficiently and safely. Regular servicing identifies early issues, prevents costly repairs, and ensures your warranty remains valid.

Will a New Boiler Lower My Energy Bills?

Yes, in most cases. Modern boilers are far more efficient than older models, converting more fuel into usable heat. Installing a new A-rated boiler can help reduce your energy bills by up to 30%, depending on your previous system’s efficiency.

Can I Move My Boiler to a New Location During Installation?

Yes, it’s possible to relocate your boiler if you’d prefer it in a different room or area. However, this typically increases labour time and cost, as new pipework, flues, and fittings are required. Your engineer can assess feasibility during the quotation stage.

What Happens to My Old Boiler?

Your installer will usually remove and safely dispose of your old boiler as part of the installation service. The unit is taken for recycling, and all waste is handled in compliance with environmental standards.

Should I Install Smart Heating Controls With My New Boiler?

Smart thermostats and heating controls can help you manage your heating system more efficiently, offering features like remote control and learning schedules. Pairing these with a new boiler can improve comfort and reduce unnecessary energy use.

Is a Power Flush Necessary Before a New Boiler Installation?

In many cases, yes. A power flush removes sludge, rust, and debris from your heating system, helping your new boiler run efficiently and preventing blockages or early wear. Your installer can confirm if it’s needed after assessing your existing system.

What Warranty Comes With a New Boiler?

Most manufacturers offer warranties ranging from 5 to 12 years, depending on the brand and model. Regular servicing by a qualified engineer is required to keep the warranty valid, so always keep records of each annual service.

Professional Boiler Installation Services in Dorset, Poole, and Bournemouth

Gold BoilerCare Ltd provides expert boiler installations, replacements, and servicing across Dorset, Poole, and Bournemouth. Call us today on 01202 944416 or fill out our contact form to arrange your installation or request a free quote.