Boiler Installation & Replacement in Sheffield
Looking for reliable boiler installation in Sheffield? Our Gas Safe registered boiler fitters provide expert new boiler installations and boiler replacements for homes and businesses across Sheffield.
✓ Over 40 Years of Experience
✓ Gas Safe Registered Engineers
✓ Free, No-Obligation Quotes
✓ Worcester Bosch, Ideal, Baxi & Vaillant Approved
✓ 5-Star Rated Local Business
























We Work With Top Trusted Brands




Why Choose SAS Gas for Boiler Installation in Sheffield?
If you're looking for a trusted boiler installation in Sheffield, you've come to the right place. Our experienced, Gas Safe registered boiler fitters provide professional new boiler installations and boiler replacements for homes across Sheffield, South Yorkshire and beyond.
With over 40 years of experience, SAS Gas Services Ltd installs high-quality boilers from leading manufacturers, including Ideal, Worcester Bosch, Baxi, Vaillant and many more. Whether you're replacing an old boiler, upgrading to a more energy-efficient model or choosing a new combi boiler installation, we'll recommend the right solution for your home and budget.
Every installation is completed by our fully Gas Safe registered engineers (658545), giving you confidence that your new boiler will be installed safely, efficiently and to the highest standard.
Customer Satisfaction Rate
Years of Experience

Gas Safe Registered
Our Boiler Installation Process
Simple, Fast, and Reliable
We make getting a new boiler installed as straightforward as possible. Whether you need a boiler replacement or a brand-new boiler installation in Sheffield, our experienced team of engineers will guide you through every stage of the process. If you would like to know more about what to expect on installation day, read our guide on how long a boiler installation takes.
Step 1: Free Home Survey & Quote
We begin with a free, no-obligation survey to assess your heating and hot water needs. We'll recommend the right boiler for your home and provide a clear, competitive quote with no hidden costs.
Step 2: Choosing The Right Boiler
We'll help you choose the best boiler for your property and budget. Whether you're replacing an existing boiler or upgrading to a new combi boiler, we'll ensure it's the right fit for your home.
Step 3: Professional Installation and Aftercare
Our Sheffield boiler fitters will install your new boiler safely and efficiently, before carrying out all necessary checks. They will show you how your new system works before leaving your home.
Types of Boilers We Install in Sheffield
Not sure which replacement boiler is best for your Sheffield property? Check out our guide on how to choose the right boiler type. Whether you're looking for a combi, system or regular boiler, our engineers will help you choose the right heating solution for your home and budget.
Combi Boilers
ideal for flats and small to medium homes in Sheffield
System Boilers
suited for properties with multiple bathrooms
Regular (Heat Only) Boilers
perfect for older heating systems
Condensing Boilers
highly energy-efficient, eco-friendly
Boiler Installation Packages
Choose from our range of Sheffield boiler installation packages below. SAS Gas provides high-quality boilers from trusted manufacturers to suit your home, budget and heating requirements.
Boiler Installation Reviews
See what homeowners across Sheffield think about our boiler installation and replacement services.
Benefits of Installing a New Boiler
Replacing an old boiler can improve your home's comfort, reduce energy costs and give you greater peace of mind. Here are some of the biggest benefits of investing in a new boiler installation.
Have You Considered a Boiler Repair?
Not every boiler needs replacing. If your boiler isn't working as it should, a repair could be the most cost-effective solution. At SAS Gas, our engineers provide reliable boiler repairs in Sheffield and boiler servicing plans to keep your heating system running safely and efficiently.
Reach Out
Our expert boiler fitters install new boilers throughout Sheffield, including Ecclesall, Hillsborough, Dore, Crookes and Woodseats, as well as Rotherham and the surrounding areas. Wherever you're based, we're here to help with reliable boiler installation and replacement.
FAQs
Find answers to some of the most common questions about boiler installation, boiler replacement and new boilers in Sheffield.
Most boiler installations can be completed within a single day, although more complex installations or changes to your heating system may take longer. We'll explain the expected timescale before work begins and complete your new boiler installation as efficiently as possible.
The cost of a new boiler installation in Sheffield depends on the type of boiler you choose, the heating requirements of your property and the complexity of the installation. At SAS Gas, we provide free, no-obligation replacement boiler quotes with clear pricing and no hidden costs.
Yes. We specialise in combi boiler installation in Sheffield and also install system and regular boilers from trusted manufacturers, including Worcester Bosch, Ideal, Baxi and Vaillant. Our experienced engineers will assess your property's heating needs and recommend the ideal boiler.
If your boiler is over 15 years old, breaking down regularly, making unusual noises or becoming less efficient, it may be time for a boiler replacement. Our engineers can assess your current system and advise whether a repair or replacement is the most cost-effective option.
Absolutely. All of our boiler fitters are fully Gas Safe registered, ensuring every boiler installation is completed safely, legally and to the highest standards. With over 40 years of experience, we install every new boiler in line with current regulations and manufacturer guidelines.
Ready to Install Your New Boiler?
Whether you're replacing an old boiler or planning a new boiler installation in Sheffield, we’re here to help. Our engineers will recommend the right heating solution for your home, provide a free, no-obligation quote and complete your boiler installation safely, efficiently and to the highest standard.