EXTERNO

Type A3 instantaneous gas water heater with front flue gas exhaust, for installations without flue gas exhaust ducts

- LOW NOx appliance pursuant to ErP directives. It can work both with methane or LPG (with specific conversion kit).

- Suitable for protected outdoor installations. It can operate at temperatures as low as -20°C (supplied as per standard with electric heating elements on the water circuit)

- Appliance applied as per standard with remote control timer (and relative connection cable), with large interface display and simple control keys, for easy and intuitive regulation

- Runs in continuous modulation with double temperature sensor control at water inlet and outlet. Models 22 and 26 are equipped with a power regulating valve at cold water inlet, to improve the

 stability of the produced domestic hot water.

- Suitable for operating coupled with a thermal solar plant