Heating Systems
Gas Services
Boiler Installation & Heating Engineers in Bristol & Bath
Casa Group are Gas Safe registered boiler engineers in Bristol and Bath, covering gas boiler installation, oil boilers, underfloor heating, boiler servicing, and gas safety certificates. Whether you need a new boiler fitted, an existing system serviced, or a gas safety certificate for a rental property, our experienced engineers are on hand across the region.
We carry out boiler installation in Bristol and Bath for all property types — from modern homes to Bath's period townhouses — as well as oil boiler installation for rural properties across Somerset and the South West.
Heating Installations Across Bristol, Bath & Somerset
Gas Boiler Installation in Bristol & Bath
Our Gas Safe registered engineers carry out gas boiler installation across Bristol and Bath — whether you need a new combi boiler, a system boiler replacement, or a full central heating upgrade. We install leading brands and provide a clean, efficient installation with minimal disruption. All work comes with full certification and a transparent, upfront quote.
View Gas Boiler ServicesOil Boiler Installation Across Somerset & the South West
Many rural properties across Somerset and Wiltshire rely on oil-fired heating. Casa Group are experienced oil boiler installers covering the whole region — from replacements and new installations to system conversions. All work is carried out to OFTEC standards with full documentation on completion.
View Oil Boiler ServicesUnderfloor Heating in Bristol & Bath
Underfloor heating is increasingly popular — particularly in Bath's period properties where traditional radiators are a poor aesthetic fit. We install both wet and electric systems for extensions, new builds, kitchens, and bathrooms throughout the South West. All systems are fully zoned and compatible with smart heating controls.
View Underfloor HeatingBoiler Servicing in Bristol & Bath
Annual boiler servicing in Bristol and Bath keeps your heating running safely, maintains your warranty, and helps prevent costly breakdowns. We service both gas and oil appliances and provide a full written report on completion.
Book a Boiler ServiceGas Safety Certificates in Bristol & Bath
Landlords are legally required to hold a valid gas safety certificate in Bristol and Bath for every rental property. Our Gas Safe engineers issue CP12 certificates quickly and at a competitive price — for both landlords and homeowners wanting peace of mind.
Get a Gas Safety CertHeating Controls & Smart Thermostats
Upgrading your heating controls is one of the most cost-effective ways to reduce your energy bills. We install and configure smart thermostats including Nest, Hive, and Worcester Wave — fully integrated with your existing boiler or underfloor heating system.
View Heating ControlsCentral Heating System Checks
If your radiators are cold at the top, your pressure keeps dropping, or your heating is underperforming, a heating system check from Casa Group will diagnose the issue fast. We cover power flushing, pressure testing, and radiator balancing across Bristol, Bath, and Somerset.
Book a System CheckNeed a Boiler Quote or to Book a Service?
Get in touch for a free, no-obligation quote. We cover Bristol, Bath, and the wider South West.
The Heating Engineers Bristol & Bath Trust
When homeowners and landlords across the region need a reliable boiler engineer in Bristol and Bath, they choose Casa Group. Here is what sets us apart.
Gas Safe & OFTEC Registered
All gas work — from boiler installations to gas safety inspections — is completed by Gas Safe registered engineers. All oil boiler work is carried out to OFTEC standards.
Specialists in Period Properties
Installing a new boiler in a Victorian Bristol terrace or fitting underfloor heating in a Bath Georgian property requires specific expertise. Our team has extensive experience in older homes throughout the region.
Landlords — Stay Legally Compliant
We make it straightforward for Bristol and Bath landlords to stay compliant. We issue gas safety certificates quickly, and can also carry out annual boiler services and system checks across your rental portfolio.
Smart Heating & Energy Efficiency
From smart thermostat installation to energy-efficient underfloor heating, we help homeowners across the South West reduce their bills with the latest heating technology.
Transparent Pricing, Fast Response
Whether you need an urgent boiler service or a planned new boiler installation, we provide fast response times and straightforward pricing with no hidden costs.
5-Star Rated Across the South West
Our customers across Bristol, Bath, Saltford, Keynsham, and throughout Somerset consistently rate Casa Group five stars on Google for the quality of our boiler installations, servicing, and underfloor heating projects.
Areas We Cover
We carry out boiler installations, boiler servicing, gas safety certificates, and underfloor heating across Bristol, Bath, and the wider South West. Not sure if we cover your area? Just get in touch.
Frequently Asked Questions
Simply get in touch via our contact form or call us on 0117 287 0517. We will arrange a convenient time to assess your property and provide a detailed, transparent quote — with no obligation to proceed.
We recommend an annual boiler service for all gas and oil boilers. It keeps your system running efficiently, maintains your manufacturer's warranty, and helps identify any potential issues before they become costly problems. We carry out boiler servicing across Bristol, Bath, and Somerset.
Yes. Landlords are legally required to hold a valid gas safety certificate (CP12) for every rental property with gas appliances, renewed annually. Casa Group's Gas Safe engineers can carry this out quickly at a competitive price across Bristol, Bath, and the surrounding area.
Yes, in many cases. Underfloor heating can be installed in period properties in Bath and Bristol, though the best system type will depend on floor construction and ceiling heights. We can advise on the most suitable option — wet or electric — during a free consultation.
Yes — all of our boiler engineers in Bristol and Bath are fully Gas Safe registered. You can verify any of our engineers on the official Gas Safe Register. All oil boiler work is carried out to OFTEC standards.
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