Feature | EHC | AMPTEC / AZTEC |
No Noxious Gases | √ | √ |
No Flue required | √ | √ |
Compatible with Radiators & Under-floor Heating Packs | √ | √ |
Designed to work on fully pumped wet systems | √ | √ |
Heat Exchanger | √ | √ |
White Metal Enclosure | √ | √ |
Standard Case Size for all kW sizes of Boilers | √ | x |
√ | x | |
Circulation Pump | √ | x |
Pressure Gauge | √ | x |
Pressure Relief Valve | √ | x |
Overheat ‘Cut Out’ | √ | √ |
Front Panel Digital Display & Controls | √ | x |
Flow Rate Monitor & Display | √ | x |
Boiler, Flow & Return Temperature Display | √ | x |
Automatic Air Vent | √ | x |
Power usage indicator | √ | x |
Heating Demand Indicator | √ | √ |
Pump Indicator | √ | x |
Expansion Vessel | x | x |
2 Year Warranty (Parts & Labour) | √ | √ |