Boiler replacement service
We handle everything from removal of your old system to ensuring a smooth, safe, and efficient boiler replacement with our expert team of engineers. Flexible online bookings. Gas Safe registered engineers. Satisfaction guaranteed.

Book a boiler replacement with ease
Provide job details
Fill in a simple form with your details, the boiler replacement work needed, and choose a convenient time slot.
Receive a quote and pay
We'll provide a clear quote for the work. Verify the details and pay securely online to confirm your booking.
Replace boiler
Our qualified gas and heating engineer will arrive on-site to replace your boiler safely and efficiently.
What you get with boiler replacement service
Whether you're upgrading an old system or installing a brand new boiler, we make the process smooth from start to finish. Our Gas Safe engineers replace all types of boilers — combi, system, or conventional — and work with all leading brands to suit your home, budget, and heating needs.
- Initial consultation and survey
- Removal of old boiler
- Supply and delivery of new boiler
- Installation of new boiler unit
- Upgrading pipework and fittings
- Installation of thermostat and controls
- System testing and safety checks
- Gas Safe certification
- User demonstration and handover
- Gas Safe certification
Frequently asked questions
Book boiler replacement with a trusted Gas Safe engineer
If your current boiler is outdated, inefficient or faulty, BaseLink makes replacing it simple. We connect you with experienced, Gas Safe registered engineers who handle the full process — from safe removal to professional installation of your new boiler, all managed through our easy-to-use digital platform.
Your engineer will begin with a site survey to assess your current system, heating needs, and recommend the best boiler for your property and budget. Whether you're switching boiler types or replacing like-for-like, we help make the transition smooth.
Your old boiler will be professionally disconnected, removed and safely disposed of. The new boiler is supplied, delivered and installed, with any necessary upgrades to pipework, valves or fittings to ensure the system meets current safety and efficiency standards.
The service also includes installation of new thermostats or heating controls if needed — including smart models — followed by full system testing, safety checks and Gas Safe certification.
After installation, your engineer will show you how to operate the boiler and answer any questions. You'll receive all the relevant documentation, including a Gas Safe certificate for your records or landlord compliance.
Booking through BaseLink is fast and fully online. Submit your request, get an instant quote, and choose a convenient time that works for your schedule. No calls, no chasing — just quick, reliable service backed by our support team.
All BaseLink engineers are Gas Safe registered, fully vetted and reviewed by other local customers. If you need extra services like a smart thermostat, radiator balancing or heating system flushing, we can help organise that too.
Payment is collected on the day of the job, and any additional time is billed in fair 30-minute increments. Book your boiler replacement today with BaseLink — and upgrade to safe, efficient heating with zero hassle.
Our qualified engineers can replace any boiler brand

Alpha boilers
Install, replace or supply of Alpha boilers.
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Ideal boilers
Install, replace or supply of Ideal boilers.
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Vaillant boilers
Install, replace or supply of Vaillant boilers.
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Viessmann boilers
Install, replace or supply of Viessmann boilers.
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Worcester boilers
Install, replace or supply of Worcester boilers.
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Heatrae Sadia boilers
Install, replace or supply of Heatrae Sadia boilers.
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ACV boilers
Install, replace or supply of ACV boilers.
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Artison boilers
Install, replace or supply of Artison boilers.
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ATAG boilers
Install, replace or supply of ATAG boilers.
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Baxi boilers
Install, replace or supply of Baxi boilers.
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Biasi boilers
Install, replace or supply of Biasi boilers.
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Daikin boilers
Install, replace or supply of Daikin boilers.
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Why work with BaseLink?
Satisfaction guarantee
High-quality results every time. If you're not fully satisfied, we'll make it right. Your satisfaction is our priority.
Vetted & skilled engineers
You are in safe hands. Our engineers are highly experienced, fully insured and DBS checked regularly.
Affordable & transparent pricing
We offer competitive pricing and no-obligation quotes. You know exactly what to expect before paying.
Flexible online booking
Short notice or advance booking, our scheduling system lets you book local engineers at a time that works best for you.
Service designed for you
Direct access to assistance whenever you need it. Our services are fully customisable to meet your specific needs.



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We're here for you, Monday- Friday from 08:00 to 18:00, and on weekends from 08:00 to 17:00.