Condensing Gas Water Heaters
Adveco supports commercial new build and refurbishment projects with a wide selection of highly efficient condensing gas water heaters. Choose from glass-lined or stainless steel vessels with a range of tank sizes to meet project demands.
For buildings already on the gas network and seeking to enhance lower carbon status, replacement gas-fired appliances working in conjunction with solar thermal systems provide a familiar, practical, highly effective and low cost to operate renewable alternative to legacy gas water heating systems.



- Semi-instantaneous gas condensing water heaters
- Compact floor standing arrangement
- 70kW up to 280kW

- High efficiency condensing gas fired storage water heaters
- Capacities from 28 to 120 kW and 217 to 480 litres

- High efficiency condensing gas-fired storage water heaters
- Capacities from 12 to 32 kW and 160 to 380 litres

- High efficiency direct gas-solar storage water heaters
- Capacities from 28 to 120 kW and 217 to 480 litres
- Integrated solar heat exchange coil for compact installations

- Glass lined indirect and solar water heaters
- Double internal fixed heating coils suitable for renewables
- Capacities from 300 to 1000 litres

- High efficiency direct gas fired storage water heaters
- Stainless steel construction
- Capacities from 35 to 45 kW and 182 litres
Find the right cylinder for your commercial project.


Adveco Ltd. is the independent hot water specialist for the commercial built environment and has historically traded as A.O. Smith Water Heaters in the UK.

We prioritise our clients’ needs to deliver bespoke, practical systems.

Maintenance and service packages, commissioning, spares, warranty and technical support for your application.