Gas Safe registered boiler installation and replacement — energy-efficient systems from Worcester Bosch, Vaillant, and Ideal with manufacturer warranties. Serving Old Sodbury and surrounding areas.
An unreliable boiler always fails in the coldest week of winter. If your Old Sodbury boiler is frequently needing repairs, replacement is often cheaper than the cumulative cost of breakdowns.
A boiler over 10 years old could be running at 60-70% efficiency. Modern A-rated boilers run at 92%+. For a typical Old Sodbury household, that's £200-£400 per year in wasted gas.
Don't let these problems get worse. Get your free quote today.
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Every boiler we install in Old Sodbury comes with a Gas Safe certificate, manufacturer warranty registration, benchmark commissioning checklist, and building regulations notification. These documents protect you legally and financially — and we ensure they're all completed and handed over as part of the installation.
If your Old Sodbury boiler is over 10 years old, it's probably running at 65-75% efficiency. A modern A-rated boiler runs at 92%+. That difference translates to £200-£400 per year on your gas bill. We supply and fit Worcester Bosch, Vaillant, and Ideal boilers with manufacturer warranties up to 12 years.
Perched on the Cotswold escarpment above Chipping Sodbury, Old Sodbury's period properties need bathroom fitters who respect their heritage.
Old Sodbury has stone cottages and farmhouses along the escarpment ridge with views across the Severn Vale.
Escarpment properties in Old Sodbury can experience strong winds that affect external ventilation and flue terminals.
most housing stock has standard cavity walls and timber floors, making bathroom fitting straightforward compared to older stone properties. Stud walls in newer homes need reinforcing for wall-hung fixtures. new-build homes in Yate, Thornbury, and surrounding developments often come with builder-grade bathrooms that homeowners want to upgrade within the first few years — we see a lot of this work. That's why choosing an experienced, local boiler installation specialist in Old Sodbury matters.
System flushing is essential when fitting a new boiler in South Gloucestershire. Old heating systems in Old Sodbury properties contain sludge, rust, and debris that can damage a new boiler's heat exchanger. We powerflush the system and fit a magnetic filter to protect your investment — most manufacturer warranties require this.
Smart heating controls paired with your new Old Sodbury boiler can reduce gas usage by 15-25%. We install programmable room thermostats, TRVs on every radiator, and smart controls that learn your schedule. The combination of a new boiler and modern controls delivers the maximum efficiency savings.
Annual boiler servicing is required to maintain the manufacturer warranty. Book your Old Sodbury boiler service for late summer — before the autumn rush when South Gloucestershire heating engineers are busiest.
If your Old Sodbury home has an old-style programmer timer, upgrade to a smart thermostat when you get a new boiler. The combined savings from a new boiler plus smart controls are greater than either alone.
Register your new boiler's warranty online within 30 days of installation. South Gloucestershire homeowners in Old Sodbury sometimes forget this step and discover they have no manufacturer warranty when they need it.
Boiler Installation jobs in Old Sodbury are scheduled around the realities below — postcode coverage, nearest roads, councils involved, and the named places we travel to from there.
South Gloucestershire Council — covering BS, GL postcode districts.
We reach Old Sodbury via M4, M5, M48 — and serve sites within roughly 25 miles of here.
Aztec West · Severnside
South Gloucestershire is reached via the M5 J14, typically 35 minutes from our base.
Real photos from completed jobs near Old Sodbury — the closest geographically and in property type to what we'd quote for you.



Every boiler installation project in South Gloucestershire is different, but our approach in Old Sodbury follows consistent principles: survey thoroughly, quote honestly, prepare meticulously, execute professionally, and hand over only when everything meets our standards. This disciplined approach is why our projects run smoothly.
Materials for your Old Sodbury boiler installation project are ordered after the quote is accepted, not before. This ensures everything is current stock, available in the quantities needed, and from the same batch for colour consistency. We coordinate delivery to arrive just before each stage, keeping your home clutter-free.
Blocking radiators with furniture. Placing a sofa directly against a radiator in your Old Sodbury home reduces its output by up to 30%. Leave at least 150mm clearance for proper heat circulation.
Assuming all radiators should be the same size. Each room in your Old Sodbury home has different heat loss characteristics based on window size, insulation, and exposure. BTU calculations should be done room by room.
Fitting thermostatic radiator valves on the radiator in the room with the wall thermostat. This creates conflicting control signals in South Gloucestershire properties — the room thermostat should control that radiator alone.
We approach every boiler installation project in Old Sodbury as if it were our own home — because our reputation depends on every single job we complete. Before any work begins in Old Sodbury, we create a clear project plan with daily milestones so you know exactly what's happening and when during your boiler installation project. Attention to finishing details is what separates professional boiler installation in Old Sodbury from amateur work — clean silicone lines, aligned tile grout, precise fixture positioning, and thorough testing of every connection. If you're considering boiler installation in Old Sodbury, we'd welcome the opportunity to visit, assess your property, and provide an honest, detailed quote with no obligation.
Having worked on hundreds of South Gloucestershire properties, our approach to boiler installation in Old Sodbury is informed by real-world experience with local building styles. We carry a comprehensive stock of parts and materials on our vehicles, which means most boiler installation work in Old Sodbury can proceed without delays waiting for specialist supplies. Our commitment to quality boiler installation in South Gloucestershire extends to the products we recommend. We won't specify something for your Old Sodbury project that we wouldn't be happy installing in our own home. As a South Gloucestershire-based team, we're personally invested in the quality of our boiler installation work in Old Sodbury — our reputation in the local community depends on every project we complete.
We source materials from local South Gloucestershire suppliers for boiler installation in Old Sodbury wherever possible. This supports the local economy, ensures faster delivery times, and means we can inspect materials before they arrive at your property. If a tile batch doesn't match, we catch it at the supplier, not on your wall.
Underfloor heating in Old Sodbury bathrooms costs less than most people expect. Electric mat systems for a standard bathroom-sized area typically cost a few hundred pounds for materials, with installation added during the tiling phase for minimal additional labour.
Assess your current system, hot water demand, and radiator circuit. Recommend the right boiler type and size.
Written quote covering everything — boiler, flue, controls, installation, system flush, and disposal of old boiler.
Old boiler removed, new boiler fitted, system flushed, and all connections made. Gas safety checks completed.
System tested, boiler registered with manufacturer for warranty, and controls demonstrated.
To discuss your boiler installation project in Old Sodbury, call us on 07927 593585 or request a free quote.
A straightforward combi boiler swap in Old Sodbury typically costs £2,200-£3,500 including installation. System or regular boilers cost more due to additional components. We provide a fixed, written quote.
A like-for-like combi boiler swap in Old Sodbury usually takes 1 day. Moving the boiler to a new location or changing boiler type takes 2-3 days.
We recommend Worcester Bosch, Vaillant, and Ideal — all offer excellent reliability and warranties up to 12 years. We'll recommend based on your Old Sodbury home's hot water demand.
Tell us about your project and we'll get back to you within 24 hours.
We also offer these services in Old Sodbury and surrounding areas.
We also provide boiler installation in these nearby areas:
Hand-written background reading and pricing for this exact combination — not auto-generated filler.
Contact Cotswold Maintenance Group today for a free, no-obligation quote. We'll get back to you within 24 hours.
Our diary fills 3–4 weeks ahead in peak season. Get on the list now and we'll confirm a site-visit window inside one working day.
If you're weighing up boiler installation in the BS postcode area, the short version is: we cover Old Sodbury from a base reachable in minutes via M4, we quote in writing, and we don't subcontract the trades. Send the postcode and we'll handle the rest.