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Boiler Installation Blackwood

Fixed-price boiler installation in Blackwood (NP12), serving Pontllanfraith, Oakdale and Cefn Fforest. Get your online quote for boiler replacement today.

Next-day installation slots
Up to 12-year warranty
Gas Safe registered engineers
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Reliable Boiler Installation & Replacement in Blackwood

Blackwood’s mix of older terraces near the High Street and large post-war estates in Cefn Fforest and Pontllanfraith means boiler installations in NP12 vary widely. In the terraces we usually fit compact combis into small kitchens with rear-wall flues, while estate semis often have an old back boiler or airing-cupboard cylinder that can be removed to free up space.

Oakdale, Woodfieldside and the newer developments around the Sirhowy Valley tend to have larger family homes where hot water demand is higher. Here we size combis carefully or recommend a system boiler with a cylinder, so two showers can run without a drop in pressure.

Wherever you are in NP12, from Pengam and Fleur-de-lis to Blackwood town centre, every installation includes a full survey, system flush, magnetic filter and warranty registration, so your new boiler is efficient and protected from day one.

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Why Replace Your Old Boiler in Blackwood

Many boilers we replace in Blackwood are 12 to 15 years old or more, especially in terraces and semis that were modernised in the early 2000s.

Solid-walled terraces around the High Street and Cefn Fforest lose heat quickly, so an inefficient boiler burns far more gas through the damp Sirhowy Valley winters.

Oakdale’s older model village homes and Pengam’s hillside streets often have exposed walls where condensate pipes can freeze on frosty mornings.

Blackwood lies within the South Wales Coalfield, so some older properties may have experienced historic ground movement, and we check pipework and flue fixings carefully on every installation.

Blackwood’s many families with growing children often find their old combi cannot keep up with back-to-back showers in the morning. A modern high-output combi or system boiler, sized correctly for the property, delivers strong, consistent hot water without the long waits.

A new A-rated boiler gives Blackwood households lower running costs, smart heating controls and a manufacturer warranty of up to 12 years, with far fewer winter breakdowns.

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Our Best-Selling Boiler Packages in Blackwood

Browse our most popular boiler installation packages, selected to suit different property sizes, hot-water requirements and budgets in Blackwood.

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Areas We Cover

We provide home energy installations nationwide, helping families across the UK upgrade their heating and energy systems. With next-day installation slots often available, getting started couldn’t be easier.

We have major hubs in Wales, London and the Midlands. Our accredited engineers deliver a fast, reliable service wherever you live. You can get a quote online today using our streamlined system, and we’ll match you with an engineer in your local area.

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How Much Does a New Boiler Cost in Blackwood?

In Blackwood, a like-for-like combi replacement usually costs between £1,800 and £3,500 fully installed, depending on the brand and output. This covers most terraces around the High Street, Woodfieldside and Cefn Fforest, where the boiler goes in the same position.

For a system or regular boiler, more common in larger semis and detached homes in Pontllanfraith and Oakdale, expect around £2,200 to £4,000, particularly if the hot water cylinder or loft tank also needs replacing.

Converting from a tank-fed system to a combi, removing a back boiler, or relocating the boiler in a hillside terrace usually costs £3,000 to £5,000. EazyHeat provides a fixed, itemised price before any work begins, so you know the full cost upfront.

Your Blackwood quote is itemised so you can see where every pound goes, from the boiler and flue to controls, labour and commissioning, and the figure we agree before work starts is the figure you pay once the job is done.

Choosing the Right Boiler When Replacing Your Old Gas Boiler in Blackwood

When it comes to replacing an existing gas boiler, you have several options depending on your home, lifestyle, and budget in Blackwood.

Combination Boilers (Combi) Blackwood

  • Heat your central heating and hot water directly from one compact unit.
  • No separate hot water cylinder needed.
  • Best suited for Woodfieldside or Cefn Fforest terraces and homes with one bathroom.
  • Highly energy-efficient, with minimal heat loss.

Ideal for: compact terraces near the High Street, flats and small to medium homes in areas like Pengam and Libanus.

System Boilers Blackwood

  • Take water directly from the mains and store it in a hot water cylinder.
  • Provide a constant supply of hot water to multiple taps at once.
  • More suited to larger Pontllanfraith or Oakdale homes with higher hot water demand.

Ideal for: Families with multiple bathrooms in newer NP12 estates and households with heavy daily hot water use.

Regular Boilers (Conventional) Blackwood

  • Also known as traditional or heat-only boilers, still common in older Oakdale homes.
  • Use a separate hot water cylinder and cold water storage tanks, typically in the loft space.
  • Best for homes with an existing tank-fed setup in Pengam or Cefn Fforest.

Ideal for: Larger detached homes already configured for a regular boiler, or high hot water needs.

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Flexible ways to pay

Choose from a range of convenient payment options, including flexible finance plans or paying for your installation in full.

Flexible Monthly Repayments

Representative APR 11.9% (fixed)

Spread the cost of your installation over a longer repayment term with manageable monthly payments.

As long as your scheduled monthly payments are maintained, you can make additional payments at any time. Overpayments may help reduce the total interest charged and shorten the length of the agreement.

You will also receive the additional protections provided by the Consumer Credit Act 1974.

Representative example: Cash price £2,000. No deposit required. Total amount of credit £2,000. Interest rate 11.9% per annum fixed. Representative APR 11.9%. Agreement term 60 months. 60 monthly payments of £43.78. Total amount repayable £2,627.08.

Cash, Card or Bank Transfer

Pay for your installation in full

Choose from several convenient ways to pay for your installation:

  • Make an online bank transfer to Eazy Heat Ltd. using the bank details shown on your invoice. This is our preferred payment method.
  • Make a card payment over the phone through our office.
  • Make a cash payment after your installation has been completed.
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We act as an introducer appointed representative of Vendigo, we’ll never quote you real time rates. We’ll simply send you a link to apply for finance from them.

EAZY HEAT LTD (FRN: 1020736)] is an Appointed Representative of Koze Group Ltd, a credit broker, not a lender. Koze Group Ltd is authorised and regulated by the Financial Conduct Authority (FRN 811281) and registered in England (08357963). We offer finance products from a panel of lenders. Credit is subject to age and status.

Why Choose EazyHeat?

At EazyHeat, we don’t just install systems. We provide a complete, customer-focused experience that puts speed, simplicity, and service first. Homeowners across the UK choose us for:

Fast Turnaround Times

Choose your install date, and we’ll do the rest. No drawn-out processes or unnecessary delays.

12-Year Warranty as Standard

All boiler installations come with a market-leading 12-year parts and labour warranty.

Highly Rated Service

We’re proud of our reputation. From initial quote to final handover, we deliver consistently top-rated service across the UK. That’s why we’re rated Excellent on Trustpilot!

Gas Safe Registered Installers

Every job is carried out to the highest safety standards by our fully qualified, experienced engineers.

UK-Wide Coverage

No matter where you’re based, we’ve got expert installers ready to help – from major cities to rural towns.

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What Our Customers Are Saying

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Boiler Installation FAQs

Yes. Oakdale’s early 20th-century homes often suit a compact combi, which removes the need for a loft tank and cylinder. We check the existing flue position and pipework carefully and choose the neatest route for the new flue. The result is more storage space and hot water on demand.

Yes. Terraced homes near the High Street and Woodfieldside are a big part of our Blackwood work. Most suit a like-for-like combi, and we plan flue clearances carefully where houses sit close together, in line with Part J regulations. We also protect your floors and clear away all old parts.

A like-for-like combi swap in a typical NP12 home takes 4 to 6 hours. Converting from a regular boiler, removing a back boiler or relocating the boiler usually takes a full day, including testing and commissioning. We tidy up fully and show you how to use your new controls.

Some Blackwood households may qualify for help through the Welsh Government’s Warm Homes Nest scheme or other available energy efficiency funding, depending on income, benefits and the property’s EPC rating. We can advise on eligibility during your quote. Our team can explain what paperwork you may need.

Alongside Blackwood, we install boilers in Cefn Fforest, Pengam, Oakdale, Pontllanfraith, Argoed, Newbridge and Ystrad Mynach. If you are just outside NP12, we also cover nearby Caerphilly, Ystrad Mynach and Risca. We cover much of the Sirhowy and Rhymney valleys every week.

Speak With Our Boiler Experts

For personal guidance about your property or installation, call EazyHeat on 0330 133 5170.

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