The major difference is that in room-sealed boilers the combustion happens in a closed chamber and both the exhaust and air intake is done by the special dual chimney provided by BIG. Whereas in regular or open boilers the air required for combustion is provided from the installation area.
Yes, however please consult a certified BIG professional first.
Yes, by using the BIG boilers with built-in storage.
Manufactured in cooperation with Riello
CE certification of the boilers
The only available boiler with free installation kit
Support of the largest service network in Iran
Warranty backed by the largest spare parts distribution network in Iran
Highest efficiency and lowest operating cost of any available boiler
Largest range of models to choose from
There is no “best” model. Each BIG boiler has been designed to suit a specific need. Choosing the correct model depend on a variety of factors, include home size, building standards, local climate…
Our new Room-Sealed Condensing model.
Each model is suggested and appropriate for specific conditions, and there is no “best” model. Customers should choose the models based on their needs, also keeping in mind the installation conditions.