
Navien NCB300 28kW Combi Boiler
Ideal for smaller homes with moderate hot water demand.
- 5 year warranty
- Magnetic filter
- Wireless room thermostat
Open nowuntil 17:00 today
Fixed price new boilers
Need a new boiler for your home? Gasmaster supplies and fits reliable, energy-efficient boilers with clear fixed-price quotes, trusted boiler brands and professional installation from local Gas Safe registered engineers.

Answer a few questions about your home and see a fixed price on screen. No visit needed, no obligation.
Get a free boiler quoteWhether your old boiler has broken down, is becoming expensive to run, or no longer heats your home properly, we can help you choose the right replacement boiler for your property, budget and hot water needs.
Buying a new boiler does not have to be stressful, confusing or overpriced. Gasmaster makes the process simple with honest advice, fixed pricing and professional fitting from start to finish.
Every new boiler package is handled by qualified engineers and includes the essential parts needed for a safe, efficient and reliable heating system.

From your first enquiry to your new boiler being fitted, we keep everything clear, simple and stress-free.
Start online or request a callback. We'll ask a few simple questions about your current boiler, property type and heating needs.
We can arrange a home visit or remote video survey to check your boiler, heating system and installation requirements before confirming your price.
Once you are happy to go ahead, our Gas Safe engineers will fit your new boiler safely, efficiently and with minimal disruption.
If your boiler has stopped working and you need heating or hot water quickly, we may be able to fit a new boiler in as little as 24 hours, depending on availability and the work required.
Choose from popular new boiler packages designed to suit different homes, budgets and hot water requirements.

Ideal for smaller homes with moderate hot water demand.

A great option for medium-sized homes needing stronger hot water performance.

Suitable for larger homes with higher hot water demand.
We make buying a new boiler simple with honest advice, clear prices and professional workmanship from a trusted local heating company.
Friendly local heating engineers helping homeowners choose the right new boiler for their property.
Your replacement boiler is fitted by qualified Gas Safe registered engineers for safe, compliant workmanship.
We provide clear pricing before work starts, so you know exactly what you are paying for.
We treat your home with respect, keep disruption to a minimum and leave the work area tidy.
Replacing an old inefficient boiler with a modern A-rated boiler can help reduce energy usage, improve heating performance and make your home easier to control.
A new boiler can also make your heating system more reliable, quieter and better suited to modern controls and thermostats.
Need advice quickly? We offer remote boiler surveys using WhatsApp, FaceTime or Zoom.
This allows us to look at your current boiler, understand your heating system and provide clear advice without needing an initial home visit.

Gasmaster supplies and fits new boilers across Stoke-on-Trent and wider surrounding areas, with local Gas Safe engineers covering homes throughout the region.
Stoke-on-Trent, Hanley, Burslem, Longton, Fenton, Tunstall, Trentham, Meir, Blurton, Bentilee, Abbey Hulton, Bucknall, Smallthorne, Chell, Norton, Sneyd Green, Milton, Baddeley Green, Werrington, Hartshill, Penkhull, Oakhill, Shelton, Etruria, Basford and nearby Stoke-on-Trent areas.
Newcastle-under-Lyme, Wolstanton, Clayton, Silverdale, Keele, Madeley, Kidsgrove, Talke, Audley, Stone, Stafford, Eccleshall, Leek, Biddulph, Cheadle, Tean, Uttoxeter, Endon, Blythe Bridge, Penkridge, Cannock, Rugeley and wider Staffordshire areas.
Alsager, Congleton, Crewe, Sandbach, Nantwich, Holmes Chapel, Middlewich, Knutsford, Macclesfield, Wilmslow, Alderley Edge, Poynton and surrounding Cheshire towns and villages.
Buxton, Bakewell, Ashbourne, Matlock, Derby, Belper, Chesterfield, Heanor, Ripley, Swadlincote, Burton upon Trent, Lichfield, Ashby-de-la-Zouch and nearby Derbyshire and surrounding areas.
Helpful answers before replacing your old boiler with a new energy-efficient boiler from Gasmaster.
The cost depends on the boiler model, property type, flue position, controls and any heating system upgrades required. We provide a clear fixed-price quote before work starts.
Many standard combi boiler swaps can be completed in one day, depending on the work required. More complex installations may take longer.
Yes, we provide clear fixed-price new boiler quotes before work starts, so there are no hidden surprises.
Yes. We'll ask about your home, heating usage and hot water needs before recommending a suitable replacement boiler.
For extra peace of mind, you can check the official Gas Safe Register for more information about registered gas engineers.
Contact Gasmaster today for a free, no-obligation new boiler quote.
We cover Stoke-on-Trent, Staffordshire, Cheshire and Derbyshire. Choose your area for local new boilers details and pricing.
Get in touch
Urgent boiler repair, annual service, plumbing repair or a gas safety certificate: tell us what you need and we will call you back.
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