Tired of running out of hot water? G.W.B Heating & Cooling sells, installs, replaces, and services water heaters in London, St. Thomas, and surrounding areas. We offer high-efficiency tankless systems and traditional tank water heaters, backed by professional installation and reliable ongoing service.
Our team will help you find the right water heater for your home and budget.
No hot water at all? We offer Emergency Repairs & Maintenance
A reliable water heater is essential for everyday comfort, but not all water heaters are the same. Choosing the right system depends on your family’s water usage, size of home, and long-term goals.
Traditional Tank water heaters store a set amount of hot water in a tank, keeping it heated and ready for daily use.
Tankless water heaters provide hot water on demand – only heating water when needed.
Whether you’re switching from renting to owning for long-term cost savings, or upgrading for improved performance, we’ll guide you through your best options.
Tank water heaters remain a popular, reliable option for homeowners. Ask our technicians what will work best for your needs and budget.
Best for homeowners who want:
G.W.B sells, installs and services a full range of high-quality gas and electric tank water heaters from trusted brands, making replacement easy when your current unit reaches the end of its life.
G.W.B Heating & Cooling proudly installs Rinnai Tankless Water Heaters, a leader in on-demand hot water technology. Rinnai systems are designed to deliver consistent hot water, while helping reduce energy and water waste.
Endless Hot Water – Never run out of hot water again. Even with multiple showers running! Rinnai’s ThermaCirc360™ recirculation technology helps reduce water waste by ensuring hot water is available faster when you need it.
Rinnai tankless systems are a great choice for homeowners looking to move away from rising, unpredictable rental contracts and invest in long-term comfort.
Did you know? You can save the equivalent of up to 8,700 water bottles per person per year.
If your water heater is making strange noises, or simply not heating properly, we are here to help. G.W.B Heating & Cooling provides emergency water heater repair services in London, St. Thomas, and surrounding areas, servicing all makes and models. Our team responds quickly to diagnose issues and restore your hot water as soon as possible.
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