Insured Boiler Experts You Can Trust
TG Heating LTD are experts in combination boiler installations, heat only boiler installations, and system boiler installations across Glasgow and the surrounding areas.
Is it time to replace your boiler? Many homeowners wait until their boiler completely breaks down, but acting early can save you money, reduce stress, and ensure reliable heating. Key signs you need a replacement include your boiler being 10-15+ years old, frequent breakdowns and costly repairs, rising energy bills, inconsistent heating or hot water, strange noises (banging, whistling, or gurgling), and difficulty sourcing parts. If you're experiencing any of these issues, investing in a new boiler from TG Heating LTD is often the most cost-effective long-term solution.


On-going Support
At TG Heating LTD, we make boiler installation straightforward and stress-free. The process begins with a free home survey and quote, where we assess your existing system and heating needs. From there, our experts provide tailored recommendations for the most suitable boiler based on your home, lifestyle, and budget. We then safely remove and dispose of your old boiler before our Gas Safe registered engineers carry out a professional installation to the highest standards. Once complete, we thoroughly test the system, ensure it’s running efficiently, and demonstrate how to operate it. Finally, we offer ongoing support with follow-up checks and continued servicing whenever you need it.


Boiler Types
Choosing the Right Boiler for Your Replacement
When replacing your boiler, it’s not just about swapping like-for-like. It’s an opportunity to upgrade to a system that better suits your home, lifestyle, and energy usage. The right choice can improve efficiency, reduce running costs, and deliver more consistent heating and hot water.
Combination Boilers


Combi (combination) boilers are one of the most popular replacement options, particularly for smaller to medium-sized homes.
They provide instant hot water on demand without the need for a separate water tank or cylinder, making them ideal if you’re looking to free up space or simplify your system. They’re also typically more energy-efficient, as water is only heated when needed.
Best suited for:
• Flats and smaller homes
• Properties with limited space
• Households with lower to moderate hot water demand




System Boilers
System boilers are designed for homes that require a higher volume of hot water, especially where multiple bathrooms are in use. They work alongside a hot water cylinder, allowing you to store and deliver hot water to several outlets at once without a drop in pressure. This makes them a great upgrade for growing households.
Best suited for:
• Larger homes
• Families with higher hot water usage
• Properties with multiple bathrooms
Regular boilers (also known as conventional or heat-only systems) are typically found in older properties with traditional heating setups. If your home already has a separate cold water tank and hot water cylinder, a like-for-like replacement can often be the most straightforward and cost-effective option, especially if your current system meets your needs.
Best suited for:
• Older or traditional heating systems
• Homes with existing tanks and cylinders
• Situations where minimal system changes are preferred
